Last 12 months
Inside the activity.
0 purchase rows · 17 sale rows
Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.Monthly counts
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 2 |
| Dec 2025 | 0 | 3 |
| Jan 2026 | 0 | 1 |
| Feb 2026 | 0 | 0 |
| Mar 2026 | 0 | 2 |
| Apr 2026 | 0 | 0 |
| May 2026 | 0 | 7 |
| Jun 2026 | 0 | 0 |
| Jul 2026 | 0 | 2 |
| Aug 2026 | 0 | 0 |
| Sep 2026 | 0 | 0 |
| Oct 2026 | 0 | 0 |
Latest available
Insider transactions
Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”
The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.
| Transaction date | Owner / reported role | Activity / security | Shares / units | Reported price | Reported value | Details |
|---|---|---|---|---|---|---|
| October 07, 2026 Filed Oct 9, 2026 20:13 UTC |
Furcht LeoDirector
|
Exercise / conversionStock Option (right to buy) · Derivative | 250 | $0.00 Strike: $7.60 | $0.00 |
DisclosureSEC source: 0001775749-26-000004 · form4-10092026_081009.xml · derivative · entry 2 Furcht Leo · CIK 0001775749 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 250 shares Expires 2026-12-14 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · derivative.exercise_date: Fully vested. Read SEC document |
| October 07, 2026 Filed Oct 9, 2026 20:13 UTC |
Furcht LeoDirector
|
Exercise / conversionCommon Stock | 250 | $7.60 | $1,900.00 |
DisclosureSEC source: 0001775749-26-000004 · form4-10092026_081009.xml · nonDerivative · entry 1 Furcht Leo · CIK 0001775749 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 12,780 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| October 01, 2026 Filed Oct 5, 2026 21:08 UTC |
GRYSKA DAVID WDirector
|
GrantCommon Stock | 893 | $0.00 | $0.00 |
DisclosureSEC source: 0001202335-26-000007 · form4-10052026_091004.xml · nonDerivative · entry 1 GRYSKA DAVID W · CIK 0001202335 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 893 F1 · shares: Represents restricted stock units that will vest upon the earlier of (i) the 2027 annual meeting of stockholders of Celcuity Inc. or (ii) April 30, 2027. Read SEC document |
| August 14, 2026 Filed Aug 18, 2026 20:18 UTC |
Sullivan Brian F.Director · Chief Executive Officer
|
GrantPerformance Stock Units · Derivative | 120,000 | $0.00 | $0.00 |
DisclosureSEC source: 0000940454-26-000002 · form4-08182026_080827.xml · derivative · entry 4 Sullivan Brian F. · CIK 0000940454 · Director · Chief Executive Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 120,000 Underlying: Common Stock · 120,000 shares Expires not disclosed F3 · derivative.exercise_price: Each performance stock unit represents a contingent right to receive one share of Celcuity Inc. (the "Company") common stock. The performance stock units vest upon the Company's common stock achieving certain specified trailing average per share price thresholds. F3 · derivative.exercise_date: Each performance stock unit represents a contingent right to receive one share of Celcuity Inc. (the "Company") common stock. The performance stock units vest upon the Company's common stock achieving certain specified trailing average per share price thresholds. F3 · derivative.expiration_date: Each performance stock unit represents a contingent right to receive one share of Celcuity Inc. (the "Company") common stock. The performance stock units vest upon the Company's common stock achieving certain specified trailing average per share price thresholds. Read SEC document |
| August 14, 2026 Filed Aug 18, 2026 20:18 UTC |
Sullivan Brian F.Director · Chief Executive Officer
|
GrantCommon Stock | 80,000 | $0.00 | $0.00 |
DisclosureSEC source: 0000940454-26-000002 · form4-08182026_080827.xml · nonDerivative · entry 1 Sullivan Brian F. · CIK 0000940454 · Director · Chief Executive Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,450,199 F1 · shares: 25% of the total number of restricted stock units vests on the first day of the month following each of the first, second, third and fourth anniversaries of the grant date. Read SEC document |
| August 14, 2026 Filed Aug 18, 2026 20:19 UTC |
Laing Lance G.Director · Chief Science Officer
|
GrantPerformance Stock Units · Derivative | 10,000 | $0.00 | $0.00 |
DisclosureSEC source: 0001716041-26-000004 · form4-08182026_080858.xml · derivative · entry 2 Laing Lance G. · CIK 0001716041 · Director · Chief Science Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires not disclosed F2 · derivative.exercise_price: Each performance stock unit represents a contingent right to receive one share of Celcuity Inc. (the "Company") common stock. The performance stock units vest upon the Company's common stock achieving certain specified trailing average per share price thresholds. F2 · derivative.exercise_date: Each performance stock unit represents a contingent right to receive one share of Celcuity Inc. (the "Company") common stock. The performance stock units vest upon the Company's common stock achieving certain specified trailing average per share price thresholds. F2 · derivative.expiration_date: Each performance stock unit represents a contingent right to receive one share of Celcuity Inc. (the "Company") common stock. The performance stock units vest upon the Company's common stock achieving certain specified trailing average per share price thresholds. Read SEC document |
| August 14, 2026 Filed Aug 18, 2026 20:19 UTC |
Laing Lance G.Director · Chief Science Officer
|
GrantCommon Stock | 20,000 | $0.00 | $0.00 |
DisclosureSEC source: 0001716041-26-000004 · form4-08182026_080858.xml · nonDerivative · entry 1 Laing Lance G. · CIK 0001716041 · Director · Chief Science Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,271,000 F1 · shares: 25% of the total number of restricted stock units vests on the first day of the month following each of the first, second, third and fourth anniversaries of the grant date. Read SEC document |
| August 14, 2026 Filed Aug 18, 2026 20:17 UTC |
Hahne VickyChief Financial Officer
|
GrantPerformance Stock Units · Derivative | 10,000 | $0.00 | $0.00 |
DisclosureSEC source: 0001716043-26-000002 · form4-08182026_080833.xml · derivative · entry 2 Hahne Vicky · CIK 0001716043 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires not disclosed F3 · derivative.exercise_price: Each performance stock unit represents a contingent right to receive one share of the Company's common stock. The performance stock units vest upon the Company's common stock achieving certain specified trailing average per share price thresholds. F3 · derivative.exercise_date: Each performance stock unit represents a contingent right to receive one share of the Company's common stock. The performance stock units vest upon the Company's common stock achieving certain specified trailing average per share price thresholds. F3 · derivative.expiration_date: Each performance stock unit represents a contingent right to receive one share of the Company's common stock. The performance stock units vest upon the Company's common stock achieving certain specified trailing average per share price thresholds. Read SEC document |
| August 14, 2026 Filed Aug 18, 2026 20:17 UTC |
Hahne VickyChief Financial Officer
|
GrantCommon Stock | 16,000 | $0.00 | $0.00 |
DisclosureSEC source: 0001716043-26-000002 · form4-08182026_080833.xml · nonDerivative · entry 1 Hahne Vicky · CIK 0001716043 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 37,808 F1 · shares: 25% of the total number of restricted stock units vests on the first day of the month following each of the first, second, third and fourth anniversaries of the grant date. F2 · balance_after: Includes 2,948 shares acquired pursuant to the Celcuity Inc. (the "Company") employee stock purchase plan. Read SEC document |
| July 14, 2026 Filed Jul 16, 2026 21:42 UTC |
BAKER BROS. ADVISORS LPFormer 10% owner
Baker Bros. Advisors (GP) LLCFormer 10% owner
BAKER FELIXFormer 10% owner
BAKER JULIANFormer 10% owner
|
SaleCommon Stock | 2,838,632 | $102.50 | $290,959,780.00 |
DisclosureSEC source: 0001193125-26-306299 · ownership.xml · nonDerivative · entry 2 BAKER BROS. ADVISORS LP · CIK 0001263508 · Former 10% owner Baker Bros. Advisors (GP) LLC · CIK 0001580575 · Former 10% owner BAKER FELIX · CIK 0001087940 · Former 10% owner BAKER JULIAN · CIK 0001087939 · Former 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 4,372,852 F2 · ownership.nature: Baker Bros. Advisors LP (the "Adviser") serves as the investment adviser to 667 and Baker Brothers Life Sciences, L.P. ("Life Sciences" and together with 667, the "Funds"). In connection with the services provided by the Adviser, the Adviser receives an asset-based management fee that does not confer any pecuniary interest in the securities held directly by the Funds. Baker Bros. Advisors (GP) LLC (the "Adviser GP") is the Adviser's sole general partner. Julian C. Baker and Felix J. Baker are managing members of the Adviser GP. The Adviser has complete and unlimited discretion and authority with respect to the investment and voting power of the securities held directly by the Funds. The general partners of the Funds relinquished to the Adviser all discretion and authority with respect to the investment and voting power of the securities held directly by the Funds. F3 · ownership.nature: Julian C. Baker, Felix J. Baker, the Adviser GP and the Adviser disclaim beneficial ownership of the securities held directly by the Funds except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that any of Julian C. Baker, Felix J. Baker, the Adviser GP or the Adviser is a beneficial owner of such securities for purposes of Section 16 or any other purpose. F4 · ownership.nature: After giving effect to the transactions reported herein and as a result of their ownership interest in (i) Baker Brothers Life Sciences Capital, L.P. and (ii) Life Sciences, Julian C. Baker and Felix J. Baker each may be deemed to have an indirect pecuniary interest in Common Stock reported in column 5 of Table I held directly by Life Sciences, a limited partnership of which the sole general partner is Baker Brothers Life Sciences Capital, L.P., a limited partnership of which the sole general partner is Baker Brothers Life Sciences Capital (GP), LLC, due to their interest in Life Sciences and Baker Brothers Life Sciences Capital, L.P.'s right to receive an allocation of a portion of the profits from Life Sciences. Read SEC document |
| July 14, 2026 Filed Jul 16, 2026 21:42 UTC |
BAKER BROS. ADVISORS LPFormer 10% owner
Baker Bros. Advisors (GP) LLCFormer 10% owner
BAKER FELIXFormer 10% owner
BAKER JULIANFormer 10% owner
|
SaleCommon Stock | 261,368 | $102.50 | $26,790,220.00 |
DisclosureSEC source: 0001193125-26-306299 · ownership.xml · nonDerivative · entry 1 BAKER BROS. ADVISORS LP · CIK 0001263508 · Former 10% owner Baker Bros. Advisors (GP) LLC · CIK 0001580575 · Former 10% owner BAKER FELIX · CIK 0001087940 · Former 10% owner BAKER JULIAN · CIK 0001087939 · Former 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 442,940 F1 · ownership.nature: After giving effect to the transactions reported herein and as a result of their ownership interest in (i) Baker Biotech Capital, L.P. and (ii) 667, L.P. ("667"), Julian C. Baker and Felix J. Baker each may be deemed to have an indirect pecuniary interest in common stock ("Common Stock") of Celcuity Inc. (the "Issuer") reported in column 5 of Table I held directly by 667, a limited partnership of which the sole general partner is Baker Biotech Capital, L.P., a limited partnership of which the sole general partner is Baker Biotech Capital (GP), LLC, due to their interest in 667 and Baker Biotech Capital, L.P.'s right to receive an allocation of a portion of the profits from 667. F2 · ownership.nature: Baker Bros. Advisors LP (the "Adviser") serves as the investment adviser to 667 and Baker Brothers Life Sciences, L.P. ("Life Sciences" and together with 667, the "Funds"). In connection with the services provided by the Adviser, the Adviser receives an asset-based management fee that does not confer any pecuniary interest in the securities held directly by the Funds. Baker Bros. Advisors (GP) LLC (the "Adviser GP") is the Adviser's sole general partner. Julian C. Baker and Felix J. Baker are managing members of the Adviser GP. The Adviser has complete and unlimited discretion and authority with respect to the investment and voting power of the securities held directly by the Funds. The general partners of the Funds relinquished to the Adviser all discretion and authority with respect to the investment and voting power of the securities held directly by the Funds. F3 · ownership.nature: Julian C. Baker, Felix J. Baker, the Adviser GP and the Adviser disclaim beneficial ownership of the securities held directly by the Funds except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that any of Julian C. Baker, Felix J. Baker, the Adviser GP or the Adviser is a beneficial owner of such securities for purposes of Section 16 or any other purpose. Read SEC document |
| June 10, 2026 Filed Jun 12, 2026 16:17 UTC |
Buller Richard EDirector
|
GiftStock Option (right to buy) · Derivative | 12,503 | $0.00 Strike: $10.69 | $0.00 |
DisclosureSEC source: 0001688319-26-000010 · form4-06122026_080636.xml · derivative · entry 2 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Trust Disclosed balance after: 12,503 Underlying: Common Stock · 12,503 shares Expires 2035-05-19 F1 · derivative.exercise_date: 100% vested. F2 · ownership.nature: The reporting person and his spouse are the trustees and beneficiaries. The reporting person continues to beneficially own these securities held by the trust. Read SEC document |
| June 10, 2026 Filed Jun 12, 2026 16:17 UTC |
Buller Richard EDirector
|
GiftStock Option (right to buy) · Derivative | 12,503 | $0.00 Strike: $10.69 | $0.00 |
DisclosureSEC source: 0001688319-26-000010 · form4-06122026_080636.xml · derivative · entry 1 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 12,503 shares Expires 2035-05-19 F1 · derivative.exercise_date: 100% vested. Read SEC document |
| June 10, 2026 Filed Jun 12, 2026 20:18 UTC |
Murphy Polly A.Director
|
GiftStock Option (right to buy) · Derivative | 14,048 | $0.00 Strike: $10.69 | $0.00 |
DisclosureSEC source: 0001829248-26-000004 · form4-06122026_080606.xml · derivative · entry 2 Murphy Polly A. · CIK 0001829248 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Trust Disclosed balance after: 14,048 Underlying: Common Stock · 14,048 shares Expires 2035-05-19 F1 · derivative.exercise_date: 100% vested. F2 · ownership.nature: The reporting person and her spouse are the trustees and beneficiaries. The reporting person continues to beneficially own these securities held by the trust. Read SEC document |
| June 10, 2026 Filed Jun 12, 2026 20:18 UTC |
Murphy Polly A.Director
|
GiftStock Option (right to buy) · Derivative | 14,048 | $0.00 Strike: $10.69 | $0.00 |
DisclosureSEC source: 0001829248-26-000004 · form4-06122026_080606.xml · derivative · entry 1 Murphy Polly A. · CIK 0001829248 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 14,048 shares Expires 2035-05-19 F1 · derivative.exercise_date: 100% vested. Read SEC document |
| June 05, 2026 Filed Jun 9, 2026 22:23 UTC |
ROMP CHARLES RDirector
|
GrantCommon Stock | 1,530 | $0.00 | $0.00 |
DisclosureSEC source: 0001809717-26-000008 · form4-06092026_100642.xml · nonDerivative · entry 1 ROMP CHARLES R · CIK 0001809717 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,745 F1 · shares: Represents restricted stock units that will vest upon the earlier of (i) the 2027 annual meeting of stockholders of Celcuity Inc. or (ii) April 30, 2027. Read SEC document |
| June 05, 2026 Filed Jun 9, 2026 18:22 UTC |
Buller Richard EDirector
|
GrantCommon Stock | 1,530 | $0.00 | $0.00 |
DisclosureSEC source: 0001688319-26-000008 · form4-06092026_100610.xml · nonDerivative · entry 1 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,530 F1 · shares: Represents restricted stock units that will vest upon the earlier of (i) the 2027 annual meeting of stockholders of Celcuity Inc. or (ii) April 30, 2027. Read SEC document |
| June 05, 2026 Filed Jun 9, 2026 22:24 UTC |
Dalvey DavidDirector
|
GrantCommon Stock | 1,530 | $0.00 | $0.00 |
DisclosureSEC source: 0001296457-26-000008 · form4-06092026_100607.xml · nonDerivative · entry 1 Dalvey David · CIK 0001296457 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,530 F1 · shares: Represents restricted stock units that will vest upon the earlier of (i) the 2027 annual meeting of stockholders of Celcuity Inc. or (ii) April 30, 2027. Read SEC document |
| June 05, 2026 Filed Jun 9, 2026 22:23 UTC |
NIGON RICHARDDirector
|
GrantCommon Stock | 1,530 | $0.00 | $0.00 |
DisclosureSEC source: 0001213869-26-000007 · form4-06092026_100615.xml · nonDerivative · entry 1 NIGON RICHARD · CIK 0001213869 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,565 F1 · shares: Represents restricted stock units that will vest upon the earlier of (i) the 2027 annual meeting of stockholders of Celcuity Inc. or (ii) April 30, 2027. Read SEC document |
| June 05, 2026 Filed Jun 9, 2026 22:25 UTC |
Murphy Polly A.Director
|
GrantCommon Stock | 1,530 | $0.00 | $0.00 |
DisclosureSEC source: 0001829248-26-000002 · form4-06092026_100617.xml · nonDerivative · entry 1 Murphy Polly A. · CIK 0001829248 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6,530 F1 · shares: Represents restricted stock units that will vest upon the earlier of (i) the 2027 annual meeting of stockholders of Celcuity Inc. or (ii) April 30, 2027. Read SEC document |
| June 05, 2026 Filed Jun 9, 2026 22:22 UTC |
Furcht LeoDirector
|
GrantCommon Stock | 1,530 | $0.00 | $0.00 |
DisclosureSEC source: 0001775749-26-000002 · form4-06092026_100638.xml · nonDerivative · entry 1 Furcht Leo · CIK 0001775749 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 12,530 F1 · shares: Represents restricted stock units that will vest upon the earlier of (i) the 2027 annual meeting of stockholders of Celcuity Inc. or (ii) April 30, 2027. Read SEC document |
| June 02, 2026 Filed Jun 4, 2026 20:52 UTC |
Laing Lance G.Director · Chief Science Officer
|
Exercise / conversionStock Option (right to buy) · Derivative | 1,000 | $0.00 Strike: $9.89 | $0.00 |
DisclosureSEC source: 0001716041-26-000002 · form4-06042026_080657.xml · derivative · entry 2 Laing Lance G. · CIK 0001716041 · Director · Chief Science Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 20,250 Underlying: Common Stock · 1,000 shares Expires 2033-08-25 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · derivative.exercise_date: Fully vested. Read SEC document |
| June 02, 2026 Filed Jun 4, 2026 20:52 UTC |
Laing Lance G.Director · Chief Science Officer
|
Exercise / conversionCommon Stock | 1,000 | $9.89 | $9,890.00 |
DisclosureSEC source: 0001716041-26-000002 · form4-06042026_080657.xml · nonDerivative · entry 1 Laing Lance G. · CIK 0001716041 · Director · Chief Science Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,251,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| May 19, 2026 Filed May 20, 2026 16:58 UTC |
Buller Richard EDirector
|
GiftCommon Stock | 1,029 | $0.00 | $0.00 |
DisclosureSEC source: 0001688319-26-000006 · form4-05202026_080520.xml · nonDerivative · entry 2 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Trust Disclosed balance after: 7,789 F1 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| May 19, 2026 Filed May 20, 2026 16:58 UTC |
Buller Richard EDirector
|
GiftCommon Stock | 1,029 | $0.00 | $0.00 |
DisclosureSEC source: 0001688319-26-000006 · form4-05202026_080520.xml · nonDerivative · entry 1 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Read SEC document |
| May 04, 2026 Filed May 6, 2026 16:30 UTC |
Buller Richard EDirector
|
Exercise / conversionStock Option (right to buy) · Derivative | 9,000 | $0.00 Strike: $5.10 | $0.00 |
DisclosureSEC source: 0001688319-26-000004 · form4-05062026_080511.xml · derivative · entry 9 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 654 Underlying: Common Stock · 9,000 shares Expires 2030-05-14 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F8 · derivative.exercise_date: 100% vested. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| May 04, 2026 Filed May 6, 2026 16:30 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 365 | $143.24 | $52,281.80 |
DisclosureSEC source: 0001688319-26-000004 · form4-05062026_080511.xml · nonDerivative · entry 7 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 6,760 F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F7 · price: The price reported in Column 4 is a weighted average price. These shares of common stock of the issuer were traded in multiple transactions at prices ranging from $143.20 to $143.46, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| May 04, 2026 Filed May 6, 2026 16:30 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 2,825 | $142.04 | $401,251.14 |
DisclosureSEC source: 0001688319-26-000004 · form4-05062026_080511.xml · nonDerivative · entry 6 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 7,125 F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F6 · price: The price reported in Column 4 is a weighted average price. These shares of common stock of the issuer were traded in multiple transactions at prices ranging from $141.59 to $142.50, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| May 04, 2026 Filed May 6, 2026 16:30 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 2,301 | $141.03 | $324,503.36 |
DisclosureSEC source: 0001688319-26-000004 · form4-05062026_080511.xml · nonDerivative · entry 5 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 9,950 F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F5 · price: The price reported in Column 4 is a weighted average price. These shares of common stock of the issuer were traded in multiple transactions at prices ranging from $140.50 to $141.33, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| May 04, 2026 Filed May 6, 2026 16:30 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 1,670 | $139.58 | $233,103.94 |
DisclosureSEC source: 0001688319-26-000004 · form4-05062026_080511.xml · nonDerivative · entry 4 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 12,251 F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F4 · price: The price reported in Column 4 is a weighted average price. These shares of common stock of the issuer were traded in multiple transactions at prices ranging from $139.40 to $140.20, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| May 04, 2026 Filed May 6, 2026 16:30 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 550 | $139.00 | $76,447.53 |
DisclosureSEC source: 0001688319-26-000004 · form4-05062026_080511.xml · nonDerivative · entry 3 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 13,921 F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F3 · price: The price reported in Column 4 is a weighted average price. These shares of common stock of the issuer were traded in multiple transactions at prices ranging from $138.255 to $139.16, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| May 04, 2026 Filed May 6, 2026 16:30 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 1,289 | $137.00 | $176,593.00 |
DisclosureSEC source: 0001688319-26-000004 · form4-05062026_080511.xml · nonDerivative · entry 2 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 14,471 F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| May 04, 2026 Filed May 6, 2026 16:30 UTC |
Buller Richard EDirector
|
Exercise / conversionCommon Stock | 9,000 | $5.10 | $45,900.00 |
DisclosureSEC source: 0001688319-26-000004 · form4-05062026_080511.xml · nonDerivative · entry 1 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 15,760 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| May 04, 2026 Filed May 6, 2026 20:31 UTC |
Dalvey DavidDirector
|
SaleCommon Stock | 25,000 | $140.68 | $3,517,000.00 |
DisclosureSEC source: 0001296457-26-000006 · form4-05062026_080550.xml · nonDerivative · entry 1 Dalvey David · CIK 0001296457 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Brightstone Venture Capital Fund, LP Disclosed balance after: 65,000 F1 · kind: These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Brightstone Venture Capital Fund, LP ("Brightstone") on August 19, 2025. F2 · ownership.nature: The reporting person is the General Partner of Brightstone. Read SEC document |
| April 09, 2026 Filed Apr 13, 2026 20:02 UTC |
NIGON RICHARDDirector
|
GiftCommon Stock | 10,000 | $0.00 | $0.00 |
DisclosureSEC source: 0001213869-26-000005 · form4-04132026_080442.xml · nonDerivative · entry 1 NIGON RICHARD · CIK 0001213869 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 79,035 Read SEC document |
| March 31, 2026 Filed Apr 2, 2026 16:05 UTC |
Buller Richard EDirector
|
Exercise / conversionStock Option (right to buy) · Derivative | 3,000 | $0.00 Strike: $5.10 | $0.00 |
DisclosureSEC source: 0001688319-26-000002 · form4-04022026_080410.xml · derivative · entry 5 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 9,654 Underlying: Common Stock · 3,000 shares Expires 2030-05-14 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F5 · derivative.exercise_date: 100% vested. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| March 31, 2026 Filed Apr 2, 2026 16:05 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 675 | $110.83 | $74,808.09 |
DisclosureSEC source: 0001688319-26-000002 · form4-04022026_080410.xml · nonDerivative · entry 3 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 6,760 F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F4 · price: The price reported in Column 4 is a weighted average price. These shares of common stock of the issuer were traded in multiple transactions at prices ranging from $110.50 to $111.36, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| March 31, 2026 Filed Apr 2, 2026 16:05 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 2,325 | $110.11 | $255,995.75 |
DisclosureSEC source: 0001688319-26-000002 · form4-04022026_080410.xml · nonDerivative · entry 2 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 7,435 F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F3 · price: The price reported in Column 4 is a weighted average price. These shares of common stock of the issuer were traded in multiple transactions at prices ranging from $109.505 to $110.48, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| March 31, 2026 Filed Apr 2, 2026 16:05 UTC |
Buller Richard EDirector
|
Exercise / conversionCommon Stock | 3,000 | $5.10 | $15,300.00 |
DisclosureSEC source: 0001688319-26-000002 · form4-04022026_080410.xml · nonDerivative · entry 1 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Trust Disclosed balance after: 9,760 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · kind: The sales and option exercise reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 8, 2025. F2 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 21:29 UTC |
ROMP CHARLES RDirector
|
GrantCommon Stock | 215 | $0.00 | $0.00 |
DisclosureSEC source: 0001809717-26-000006 · form4-02132026_090225.xml · nonDerivative · entry 1 ROMP CHARLES R · CIK 0001809717 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 215 F1 · shares: Restricted stock that will vest upon the earliest of (i) the 2026 annual meeting of stockholders of Celcuity Inc. or (ii) April 30, 2026. Read SEC document |
| January 27, 2026 Filed Jan 29, 2026 21:31 UTC |
Dalvey DavidDirector
|
SaleCommon Stock | 20,000 | $120.03 | $2,400,538.00 |
DisclosureSEC source: 0001296457-26-000003 · form4-01292026_090151.xml · nonDerivative · entry 1 Dalvey David · CIK 0001296457 · Director 10b5-1 filing: Plan reported Ownership: Indirect · By Brightstone Venture Capital Fund, LP Disclosed balance after: 90,000 F1 · kind: These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Brightstone Venture Capital Fund, LP ("Brightstone") on August 19, 2025. F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $120.00 to $120.315, inclusive. The reporting person undertakes to provide Celcuity Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 · ownership.nature: The reporting person is the General Partner of Brightstone. Read SEC document |
| December 15, 2025 Filed Jan 9, 2026 21:43 UTC |
NIGON RICHARDDirector
|
GiftCommon Stock | 19,975 | $0.00 | $0.00 |
DisclosureSEC source: 0001213869-26-000002 · form4-01092026_090138.xml · nonDerivative · entry 1 NIGON RICHARD · CIK 0001213869 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 89,035 Read SEC document |
| December 05, 2025 Filed Dec 9, 2025 16:23 UTC |
Buller Richard EDirector
|
Exercise / conversionStock Option (right to buy) · Derivative | 3,000 | $0.00 Strike: $5.50 | $0.00 |
DisclosureSEC source: 0001688319-25-000013 · form4-12092025_091225.xml · derivative · entry 5 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Trust Disclosed balance after: 1,555 Underlying: Common Stock · 3,000 shares Expires 2029-12-03 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · derivative.exercise_date: 100% vested. F1 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| December 05, 2025 Filed Dec 9, 2025 16:23 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 1,510 | $106.04 | $160,113.30 |
DisclosureSEC source: 0001688319-25-000013 · form4-12092025_091225.xml · nonDerivative · entry 3 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Trust Disclosed balance after: 6,760 F3 · price: The price reported in Column 4 is a weighted average price. These shares of common stock of the issuer were traded in multiple transactions at prices ranging from $106.00 to $106.45, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. F1 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| December 05, 2025 Filed Dec 9, 2025 16:23 UTC |
Buller Richard EDirector
|
SaleCommon Stock | 1,490 | $105.34 | $156,956.30 |
DisclosureSEC source: 0001688319-25-000013 · form4-12092025_091225.xml · nonDerivative · entry 2 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Trust Disclosed balance after: 8,270 F2 · price: The price reported in Column 4 is a weighted average price. These shares of common stock of the issuer were traded in multiple transactions at prices ranging from $105.00 to $105.70, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. F1 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| December 05, 2025 Filed Dec 9, 2025 16:23 UTC |
Buller Richard EDirector
|
Exercise / conversionCommon Stock | 3,000 | $5.50 | $16,500.00 |
DisclosureSEC source: 0001688319-25-000013 · form4-12092025_091225.xml · nonDerivative · entry 1 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Trust Disclosed balance after: 9,760 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| December 04, 2025 Filed Dec 8, 2025 21:30 UTC |
Furcht LeoDirector
|
Exercise / conversionStock Option (right to buy) · Derivative | 250 | $0.00 Strike: $7.60 | $0.00 |
DisclosureSEC source: 0001775749-25-000006 · form4-12082025_091246.xml · derivative · entry 2 Furcht Leo · CIK 0001775749 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 250 shares Expires 2025-12-14 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · derivative.exercise_date: Fully vested. Read SEC document |
| December 04, 2025 Filed Dec 8, 2025 21:30 UTC |
Furcht LeoDirector
|
Exercise / conversionCommon Stock | 250 | $7.60 | $1,900.00 |
DisclosureSEC source: 0001775749-25-000006 · form4-12082025_091246.xml · nonDerivative · entry 1 Furcht Leo · CIK 0001775749 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 11,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| December 02, 2025 Filed Dec 3, 2025 16:09 UTC |
Buller Richard EDirector
|
GiftCommon Stock | 500 | $0.00 | $0.00 |
DisclosureSEC source: 0001688319-25-000010 · form4-12032025_091250.xml · nonDerivative · entry 3 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Trust Disclosed balance after: 6,760 F1 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
| December 01, 2025 Filed Dec 3, 2025 16:09 UTC |
Buller Richard EDirector
|
Exercise / conversionStock Option (right to buy) · Derivative | 1,100 | $0.00 Strike: $14.83 | $0.00 |
DisclosureSEC source: 0001688319-25-000010 · form4-12032025_091250.xml · derivative · entry 5 Buller Richard E · CIK 0001688319 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Trust Disclosed balance after: 1,522 Underlying: Common Stock · 1,100 shares Expires 2034-06-04 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · derivative.exercise_date: 100% vested. F1 · ownership.nature: The Reporting Person and his spouse are the trustees and beneficiaries. The Reporting Person continues to beneficially own these securities held by the trust. Read SEC document |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.