Last 12 months
Inside the activity.
1 purchase rows · 4 sale rows
Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.Monthly counts
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 1 |
| Dec 2025 | 0 | 0 |
| Jan 2026 | 0 | 0 |
| Feb 2026 | 0 | 1 |
| Mar 2026 | 0 | 0 |
| Apr 2026 | 0 | 0 |
| May 2026 | 0 | 1 |
| Jun 2026 | 0 | 0 |
| Jul 2026 | 0 | 0 |
| Aug 2026 | 0 | 0 |
| Sep 2026 | 1 | 1 |
| 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 |
|---|---|---|---|---|---|---|
| May 18, 2017 Filed May 22, 2017 20:12 UTC |
REILAND JOHNDirector
|
Exercise / conversionStock Option · Derivative | 9,047 | $0.00 Strike: $8.29 | $0.00 |
DisclosureSEC source: 0000928054-17-000072 · wf-form4_149548395300042.xml · derivative · entry 3 REILAND JOHN · CIK 0001074279 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 9,047 shares Expires 2017-05-18 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 18, 2017 Filed May 22, 2017 20:12 UTC |
REILAND JOHNDirector
|
Tax withholdingCommon Stock | 7,716 | $9.72 | $74,999.52 |
DisclosureSEC source: 0000928054-17-000072 · wf-form4_149548395300042.xml · nonDerivative · entry 2 REILAND JOHN · CIK 0001074279 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 51,165 Read SEC document |
| May 18, 2017 Filed May 22, 2017 20:12 UTC |
REILAND JOHNDirector
|
Exercise / conversionCommon Stock | 9,047 | $8.29 | $74,999.63 |
DisclosureSEC source: 0000928054-17-000072 · wf-form4_149548395300042.xml · nonDerivative · entry 1 REILAND JOHN · CIK 0001074279 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 58,881 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 · shares: Exercise of stock options @ $8.29 per share, pursuant to previously awarded stock option grant. Read SEC document |
| May 18, 2017 Filed May 22, 2017 20:12 UTC |
Hern KennethDirector
|
Exercise / conversionStock Option · Derivative | 9,047 | $0.00 Strike: $8.29 | $0.00 |
DisclosureSEC source: 0000928054-17-000071 · wf-form4_149548393370388.xml · derivative · entry 3 Hern Kenneth · CIK 0001358660 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 9,047 shares Expires 2017-05-18 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 18, 2017 Filed May 22, 2017 20:12 UTC |
Hern KennethDirector
|
Tax withholdingCommon Stock | 7,716 | $9.72 | $74,999.52 |
DisclosureSEC source: 0000928054-17-000071 · wf-form4_149548393370388.xml · nonDerivative · entry 2 Hern Kenneth · CIK 0001358660 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 88,457 Read SEC document |
| May 18, 2017 Filed May 22, 2017 20:12 UTC |
Hern KennethDirector
|
Exercise / conversionCommon Stock | 9,047 | $8.29 | $74,999.63 |
DisclosureSEC source: 0000928054-17-000071 · wf-form4_149548393370388.xml · nonDerivative · entry 1 Hern Kenneth · CIK 0001358660 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 96,173 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 · shares: Exercise of stock options @ $8.29 per share, pursuant to previously awarded stock option grant. Read SEC document |
| April 21, 2017 Filed Apr 24, 2017 20:06 UTC |
Hern KennethDirector
|
GrantCommon Sotck | 10,639 | $11.75 | $125,008.25 |
DisclosureSEC source: 0000928054-17-000063 · wf-form4_149306438010478.xml · nonDerivative · entry 1 Hern Kenneth · CIK 0001358660 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 87,126 F1 · shares: Award grant of 10,639 shares at $11.75 per share which vest at the next annual stockholders' meeting. Read SEC document |
| April 21, 2017 Filed Apr 24, 2017 20:06 UTC |
McGuire LVDirector
|
GrantCommon Sotck | 10,639 | $11.75 | $125,008.25 |
DisclosureSEC source: 0000928054-17-000062 · wf-form4_149306436296024.xml · nonDerivative · entry 1 McGuire LV · CIK 0001499794 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 123,462 F1 · shares: Award grant of 10,639 shares at $11.75 per share which vest at the next annual stockholders' meeting. Read SEC document |
| April 21, 2017 Filed Apr 24, 2017 20:05 UTC |
REILAND JOHNDirector
|
GrantCommon Sotck | 10,639 | $11.75 | $125,008.25 |
DisclosureSEC source: 0000928054-17-000061 · wf-form4_149306434371425.xml · nonDerivative · entry 1 REILAND JOHN · CIK 0001074279 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 49,834 F1 · shares: Award grant of 10,639 shares at $11.75 per share which vest at the next annual stockholders' meeting. Read SEC document |
| April 21, 2017 Filed Apr 24, 2017 20:05 UTC |
Adams Michelle MDirector
|
GrantCommon Sotck | 10,639 | $11.75 | $125,008.25 |
DisclosureSEC source: 0000928054-17-000060 · wf-form4_149306432641109.xml · nonDerivative · entry 1 Adams Michelle M · CIK 0001697269 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 23,089 F1 · shares: Award grant of 10,639 shares at $11.75 per share which vest at the next annual stockholders' meeting. Read SEC document |
| April 21, 2017 Filed Apr 24, 2017 20:05 UTC |
Cooper L MelvinDirector
|
GrantCommon Sotck | 10,639 | $11.75 | $125,008.25 |
DisclosureSEC source: 0000928054-17-000059 · wf-form4_149306430884415.xml · nonDerivative · entry 1 Cooper L Melvin · CIK 0001505460 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 103,114 F1 · shares: Award grant of 10,639 shares at $11.75 per share which vest at the next annual stockholders' meeting. Read SEC document |
| April 21, 2017 Filed Apr 24, 2017 20:04 UTC |
Brown Ted DDirector
|
GrantCommon Sotck | 10,639 | $11.75 | $125,008.25 |
DisclosureSEC source: 0000928054-17-000058 · wf-form4_149306428525187.xml · nonDerivative · entry 1 Brown Ted D · CIK 0001297978 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 43,226 F1 · shares: Award grant of 10,639 shares at $11.75 per share which vest at the next annual stockholders' meeting. Read SEC document |
| April 21, 2017 Filed Apr 24, 2017 20:04 UTC |
Hardy Carla S.Director
|
GrantCommon Sotck | 10,639 | $11.75 | $125,008.25 |
DisclosureSEC source: 0000928054-17-000057 · wf-form4_149306426805928.xml · nonDerivative · entry 1 Hardy Carla S. · CIK 0001576961 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 24,452 F1 · shares: Award grant of 10,639 shares at $11.75 per share which vest at the next annual stockholders' meeting. Read SEC document |
| April 06, 2017 Filed Apr 10, 2017 20:06 UTC |
CHISHOLM JOHNDirector · Chairman, President and CEO
|
Exercise / conversionStock Option · Derivative | 400,000 | $0.00 Strike: $9.19 | $0.00 |
DisclosureSEC source: 0000928054-17-000045 · wf-form4_149185474549621.xml · derivative · entry 4 CHISHOLM JOHN · CIK 0001173236 · Director · Chairman, President and CEO 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 400,000 shares Expires 2017-04-08 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 |
| April 06, 2017 Filed Apr 10, 2017 20:06 UTC |
CHISHOLM JOHNDirector · Chairman, President and CEO
|
Tax withholdingCommon Stock | 321,522 | $12.59 | $4,047,961.98 |
DisclosureSEC source: 0000928054-17-000045 · wf-form4_149185474549621.xml · nonDerivative · entry 2 CHISHOLM JOHN · CIK 0001173236 · Director · Chairman, President and CEO 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 881,646 Read SEC document |
| April 06, 2017 Filed Apr 10, 2017 20:06 UTC |
CHISHOLM JOHNDirector · Chairman, President and CEO
|
Exercise / conversionCommon Stock | 400,000 | $9.19 | $3,676,000.00 |
DisclosureSEC source: 0000928054-17-000045 · wf-form4_149185474549621.xml · nonDerivative · entry 1 CHISHOLM JOHN · CIK 0001173236 · Director · Chairman, President and CEO 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 1,203,168 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 · shares: Exercise of stock options @ $9.19 per share, pursuant to previously awarded stock option grant. Read SEC document |
| April 06, 2017 Filed Apr 11, 2017 20:08 UTC Amendment |
CHISHOLM JOHNDirector · Chairman, President and CEO
|
Tax withholdingCommon Stock | 321,945 | $12.59 | $4,053,287.55 |
DisclosureSEC source: 0000928054-17-000048 · wf-form4a_149194130232078.xml · nonDerivative · entry 1 CHISHOLM JOHN · CIK 0001173236 · Director · Chairman, President and CEO 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 881,223 Read SEC document |
| April 04, 2017 Filed Apr 5, 2017 20:07 UTC |
REEVES STEVEN AExec. VP, Operations
|
Exercise / conversionCommon Stock · Derivative | 200,000 | $0.00 Strike: $9.19 | $0.00 |
DisclosureSEC source: 0000928054-17-000043 · wf-form4_149142281841756.xml · derivative · entry 5 REEVES STEVEN A · CIK 0001434793 · Exec. VP, Operations 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 200,000 shares Expires 2017-04-07 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 |
| April 04, 2017 Filed Apr 5, 2017 20:07 UTC |
REEVES STEVEN AExec. VP, Operations
|
Tax withholdingCommon Stock | 169,325 | $12.49 | $2,114,869.25 |
DisclosureSEC source: 0000928054-17-000043 · wf-form4_149142281841756.xml · nonDerivative · entry 2 REEVES STEVEN A · CIK 0001434793 · Exec. VP, Operations 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 199,486 Read SEC document |
| April 04, 2017 Filed Apr 5, 2017 20:07 UTC |
REEVES STEVEN AExec. VP, Operations
|
Exercise / conversionCommon Stock | 200,000 | $9.19 | $1,838,000.00 |
DisclosureSEC source: 0000928054-17-000043 · wf-form4_149142281841756.xml · nonDerivative · entry 1 REEVES STEVEN A · CIK 0001434793 · Exec. VP, Operations 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 368,811 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 · shares: Exercise of stock options @ $9.19 per share, pursuant to previously awarded stock option grant. Read SEC document |
| April 04, 2017 Filed Apr 11, 2017 20:08 UTC Amendment |
REEVES STEVEN AExec. VP, Operations
|
Tax withholdingCommon Stock | 171,967 | $12.49 | $2,147,867.83 |
DisclosureSEC source: 0000928054-17-000049 · wf-form4a_149194132540929.xml · nonDerivative · entry 1 REEVES STEVEN A · CIK 0001434793 · Exec. VP, Operations 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 196,844 Read SEC document |
| March 15, 2017 Filed Mar 16, 2017 20:07 UTC |
Hern KennethDirector
|
SaleCommon Stock | 15,000 | $11.60 | $174,000.00 |
DisclosureSEC source: 0000928054-17-000031 · wf-form4_148969482339369.xml · nonDerivative · entry 1 Hern Kenneth · CIK 0001358660 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 76,487 F1 · shares: Sale of 15,000 shares on the open market at an average price of $11.5790 per share. Read SEC document |
| February 24, 2017 Filed Mar 28, 2017 20:06 UTC |
REEVES STEVEN AExec. VP, Operations
|
GrantCommon Stock | 68,333 | $0.00 | $0.00 |
DisclosureSEC source: 0000928054-17-000038 · wf-form4_149073158008441.xml · nonDerivative · entry 1 REEVES STEVEN A · CIK 0001434793 · Exec. VP, Operations 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 168,811 F1 · shares: Award grant of 68,333 shares at $12.98 per share which vest on 6/30/2017. Read SEC document |
| February 22, 2017 Filed Feb 23, 2017 21:06 UTC |
REILAND JOHNDirector
|
SaleCommon Stock | 15,000 | $12.73 | $190,890.00 |
DisclosureSEC source: 0000928054-17-000029 · wf-form4_148788398234337.xml · nonDerivative · entry 1 REILAND JOHN · CIK 0001074279 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 39,195 F1 · shares: Sale of 15,000 shares on the open market at an average price of $12.726 per share. Read SEC document |
| February 13, 2017 Filed Mar 28, 2017 20:06 UTC |
Schmitz Robert M.Chief Financial Officer
|
Disposition to issuerCommon Stock | 18,976 | $0.00 | $0.00 |
DisclosureSEC source: 0000928054-17-000039 · wf-form4_149073160429083.xml · nonDerivative · entry 1 Schmitz Robert M. · CIK 0001641791 · Chief Financial Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 52,617 F1 · shares: Forfeiture of shares that had not vested upon retirement. Read SEC document |
| February 13, 2017 Filed Jan 30, 2018 21:47 UTC | GiftCommon Stock | 3,300 | $0.00 | $0.00 |
DisclosureSEC source: 0000928054-18-000006 · wf-form5_151734884226239.xml · nonDerivative · entry 1 Walton H. Richard · CIK 0001567998 · CFO 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 164,567 Read SEC document |
|
| February 11, 2017 Filed Feb 14, 2017 23:47 UTC |
Schmitz Robert M.Chief Financial Officer
|
Tax withholdingCommon Stock | 1,399 | $12.34 | $17,263.66 |
DisclosureSEC source: 0000928054-17-000027 · wf-form4_148711603562462.xml · nonDerivative · entry 1 Schmitz Robert M. · CIK 0001641791 · Chief Financial Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 71,593 F1 · shares: Disposition of 1,399 shares at $12.34/share for tax obligation relative to previously granted award vesting on 2/11/2017. Read SEC document |
| December 31, 2016 Filed Jan 4, 2017 21:48 UTC |
Bodnar Robert CSenior Vice President
|
Tax withholdingCommon Stock | 9,003 | $9.39 | $84,538.17 |
DisclosureSEC source: 0000928054-17-000010 · wf-form4_148356650778612.xml · nonDerivative · entry 1 Bodnar Robert C · CIK 0001689733 · Senior Vice President 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 82,778 F1 · shares: Disposition of 9,003 shares at $9.39/share for tax obligation relative to previously granted awards vesting on 12/31/2016. Read SEC document |
| December 31, 2016 Filed Jan 4, 2017 21:43 UTC |
REEVES STEVEN AExec. VP, Operations
|
Tax withholdingCommon Stock | 24,957 | $9.39 | $234,346.23 |
DisclosureSEC source: 0000928054-17-000006 · wf-form4_148356621657737.xml · nonDerivative · entry 1 REEVES STEVEN A · CIK 0001434793 · Exec. VP, Operations 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 100,478 F1 · shares: Disposition of 24,957 shares at $9.39/share for tax obligation relative to previously granted awards vesting on 12/31/2016. Read SEC document |
| December 31, 2016 Filed Jan 4, 2017 21:45 UTC |
SNIVELY JOSHUA AEVP Chemistry Research
|
Tax withholdingCommon Stock | 20,350 | $9.39 | $191,086.50 |
DisclosureSEC source: 0000928054-17-000008 · wf-form4_148356634093218.xml · nonDerivative · entry 1 SNIVELY JOSHUA A · CIK 0001548622 · EVP Chemistry Research 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 52,508 F1 · shares: Disposition of 20,350 shares at $9.39/share for tax obligation relative to previously granted awards vesting on 12/31/2016. Read SEC document |
| December 31, 2016 Filed Jan 4, 2017 21:41 UTC |
Schmitz Robert M.Chief Financial Officer
|
Tax withholdingCommon Stock | 10,335 | $9.39 | $97,045.65 |
DisclosureSEC source: 0000928054-17-000004 · wf-form4_148356609588346.xml · nonDerivative · entry 1 Schmitz Robert M. · CIK 0001641791 · Chief Financial Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 72,992 F1 · shares: Disposition of 10,335 shares at $9.39/share for tax obligation relative to previously granted awards vesting on 12/31/2016. Read SEC document |
| December 31, 2016 Filed Jan 4, 2017 21:39 UTC |
CHISHOLM JOHNDirector · Chairman, President and CEO
|
Tax withholdingCommon Stock | 68,242 | $9.39 | $640,792.38 |
DisclosureSEC source: 0000928054-17-000002 · wf-form4_148356598124564.xml · nonDerivative · entry 1 CHISHOLM JOHN · CIK 0001173236 · Director · Chairman, President and CEO 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 803,168 F1 · shares: Disposition of 68,242 shares at $9.39/share for tax obligation relative to previously granted awards vesting on 12/31/2016. Read SEC document |
| December 21, 2016 Filed Jan 4, 2017 21:45 UTC |
SNIVELY JOSHUA AEVP Chemistry Research
|
GiftCommon Stock | 10,000 | $0.00 | $0.00 |
DisclosureSEC source: 0000928054-17-000008 · wf-form4_148356634093218.xml · nonDerivative · entry 2 SNIVELY JOSHUA A · CIK 0001548622 · EVP Chemistry Research 10b5-1 filing: Not disclosed Ownership: Indirect · By Joshua A. Snively, Sr. and Heather B. Snively Revocable Trust Disclosed balance after: 104,345 F2 · ownership.nature: Mr. Snively is a trustee and beneficiary of the named trusts. Mr. Snively disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. Read SEC document |
| September 06, 2016 Filed Sep 7, 2016 20:07 UTC |
Cooper L MelvinDirector
|
SaleCommon Stock | 10,000 | $16.01 | $160,098.00 |
DisclosureSEC source: 0000928054-16-000149 · wf-form4_147327884417613.xml · nonDerivative · entry 1 Cooper L Melvin · CIK 0001505460 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 92,475 F1 · shares: Sale of 10,000 shares on the open market at an average price of $16.0098 per share. Read SEC document |
| August 24, 2016 Filed Feb 14, 2017 23:40 UTC |
Hardy Carla S.Director
|
GiftCommon Stock | 2,795 | $0.00 | $0.00 |
DisclosureSEC source: 0000928054-17-000021 · wf-form5_148711559924280.xml · nonDerivative · entry 1 Hardy Carla S. · CIK 0001576961 · Director 10b5-1 filing: Not disclosed Ownership: Indirect · By Carla Shulz Hardy Revocable Trust Disclosed balance after: 192,160 F1 · balance_after: Transfer of 12,915 shares from direct ownership to indirect ownership through the Carla Shulz Hardy Revocable Trust. F2 · ownership.nature: Ms. Hardy is a trustee and beneficiary of the named trust. Ms. Hardy disclaims beneficial ownership of such shares except to the extent of her pecuniary interest therein. Read SEC document |
| February 08, 2016 Filed Feb 14, 2017 23:39 UTC |
Walton H. RichardCFO Emeritus
|
GiftCommon Stock | 6,300 | $0.00 | $0.00 |
DisclosureSEC source: 0000928054-17-000020 · wf-form5_148711553957248.xml · nonDerivative · entry 1 Walton H. Richard · CIK 0001567998 · CFO Emeritus 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 167,867 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.