In the last 12 months, insiders at ACACIA RESEARCH CORP ($ACTG) filed 67 transactions with the SEC: 6 open-market purchases totaling $198,754 and 2 sales totaling $130,013. Net insider sentiment: net buying.
ACACIA RESEARCH CORP operates in the Patent owners & lessors industry (Real estate & construction sector).
Most Active Insiders
- Starboard Value LP (Other) — 4 transactions totaling $26,305,154
- Starboard Principal Co LP (Other) — 4 transactions totaling $26,305,154
- Soncini Jason W. (General Counsel) — 10 transactions totaling $327,843
- Molinelli Gavin (Director) — 9 transactions totaling $308,751
- McNulty Martin D. Jr. (Chief Executive Officer) — 7 transactions totaling $281,810
View all SEC Filings for ACACIA RESEARCH CORP (ACTG).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| March 31, 2026 | Molinelli Gavin | Director | A | Common Stock, par value $0.001 | 6237 | $4.81 | 174,476.0000 | 96,460,378 | 3.71% | 0.01% |
| March 31, 2026 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 4158 | $4.81 | 103,430.0000 | 96,460,378 | 4.19% | 0.00% |
| March 23, 2026 | Soncini Jason W. | General Counsel | F | ACTG Common Stock | 6147 | $4.85 | 191,551.0000 | 96,460,378 | 3.11% | 0.01% |
| March 10, 2026 | McNulty Martin D. Jr. | Chief Executive Officer | F | ACTG Common Stock | 8207 | $4.15 | 166,403.0000 | 96,460,378 | 4.70% | 0.01% |
| Dec. 31, 2025 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 5348 | $3.74 | 99,272.0000 | 96,460,378 | 5.69% | 0.01% |
| Dec. 31, 2025 | Molinelli Gavin | Director | A | Common Stock, par value $0.001 | 8021 | $3.74 | 168,239.0000 | 96,460,378 | 5.01% | 0.01% |
| Sept. 30, 2025 | Molinelli Gavin | Director | A | Common Stock, par value $0.001 | 9231 | $3.25 | 160,218.0000 | 96,048,999 | 6.11% | 0.01% |
| Sept. 30, 2025 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 6154 | $3.25 | 93,924.0000 | 96,048,999 | 7.01% | 0.01% |
| Aug. 11, 2025 | Zambito Michael SIKORYAK | Chief Financial Officer | P | ACTG Common Stock | 7700 | $3.27 | 7,700.0000 | 96,048,999 | 9999.99% | 0.01% |
| Aug. 11, 2025 | FELMAN MICHELLE | Director | G | ACTG Common Stock | 11561 | $0.00 | 32,172.0000 | 96,048,999 | 26.44% | 0.01% |
| Aug. 11, 2025 | FELMAN MICHELLE | Director | G | ACTG Common Stock | 11560 | $0.00 | 43,733.0000 | 96,048,999 | 20.91% | 0.01% |
| June 30, 2025 | Molinelli Gavin | Director | A | Common Stock, par value $0.001 | 8380 | $3.58 | 150,987.0000 | 96,048,999 | 5.88% | 0.01% |
| June 30, 2025 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 5587 | $3.58 | 87,770.0000 | 96,048,999 | 6.80% | 0.01% |
| June 11, 2025 | Kohlberg Isaac T. | Director | S | ACTG Common Stock | 16000 | $3.84 | 85,446.0000 | 96,048,999 | 15.77% | 0.02% |
| June 9, 2025 | McNulty Martin D. Jr. | Chief Executive Officer | F | ACTG Common Stock | 10507 | $3.83 | 174,610.0000 | 96,048,999 | 5.68% | 0.01% |
| June 9, 2025 | Hoover Kirsten | Interim CFO | F | ACTG Common Stock | 6464 | $3.83 | 84,677.0000 | 96,048,999 | 7.09% | 0.01% |
| June 9, 2025 | Soncini Jason W. | General Counsel | F | ACTG Common Stock | 11486 | $3.83 | 197,698.0000 | 96,048,999 | 5.49% | 0.01% |
| June 9, 2025 | Rasamny Robert | Chief Administrative Officer | F | ACTG Common Stock | 6657 | $3.83 | 42,081.0000 | 96,048,999 | 13.66% | 0.01% |
| May 30, 2025 | OCONNELL MAUREEN | Director | A | ACTG Common Stock | 32172 | $0.00 | 272,603.0000 | 96,048,999 | 13.38% | 0.03% |
| May 30, 2025 | FELMAN MICHELLE | Director | A | ACTG Common Stock | 32172 | $0.00 | 55,293.0000 | 96,048,999 | 139.15% | 0.03% |
| May 30, 2025 | Kohlberg Isaac T. | Director | A | ACTG Common Stock | 32172 | $0.00 | 101,446.0000 | 96,048,999 | 46.44% | 0.03% |
| May 30, 2025 | RIBAR GEOFFREY G | Director | A | ACTG Common Stock | 32172 | $0.00 | 85,827.0000 | 96,048,999 | 59.96% | 0.03% |
| May 30, 2025 | Molinelli Gavin | Director | A | Common Stock, par value $0.001 | 32172 | $0.00 | 142,607.0000 | 96,048,999 | 29.13% | 0.03% |
| May 30, 2025 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 32172 | $0.00 | 82,183.0000 | 96,048,999 | 64.33% | 0.03% |
| May 21, 2025 | Soncini Jason W. | General Counsel | P | ACTG Common Stock | 7000 | $3.79 | 209,184.0000 | 96,048,999 | 3.46% | 0.01% |
| May 19, 2025 | McNulty Martin D. Jr. | Chief Executive Officer | P | ACTG Common Stock | 5300 | $3.77 | 185,117.0000 | 96,048,999 | 2.95% | 0.01% |
| May 16, 2025 | Starboard Value LP | Other | J | Common Stock, par value $0.001 per share | 290000 | $3.71 | 57,868,426.0000 | 96,048,999 | 0.50% | 0.30% |
| May 16, 2025 | Starboard Value LP | Other | J | Common Stock, par value $0.001 per share | 3255169 | $3.71 | 61,123,595.0000 | 96,048,999 | 5.63% | 3.39% |
| May 16, 2025 | Starboard Value LP | Other | J | Common Stock, par value $0.001 per share | 290000 | $3.71 | 64,378,764.0000 | 96,048,999 | 0.45% | 0.30% |
| May 16, 2025 | Starboard Value LP | Other | J | Common Stock, par value $0.001 per share | 3255169 | $3.71 | 61,123,595.0000 | 96,048,999 | 5.06% | 3.39% |
| May 14, 2025 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 10724 | $3.73 | 50,011.0000 | 96,048,999 | 27.30% | 0.01% |
| May 16, 2025 | Starboard Principal Co LP | Other | J | Common Stock, par value $0.001 per share | 290000 | $3.71 | 64,378,764.0000 | 96,048,999 | 0.45% | 0.30% |
| May 16, 2025 | Starboard Principal Co LP | Other | J | Common Stock, par value $0.001 per share | 3255169 | $3.71 | 61,123,595.0000 | 96,048,999 | 5.06% | 3.39% |
| May 16, 2025 | Starboard Principal Co LP | Other | J | Common Stock, par value $0.001 per share | 290000 | $3.71 | 57,868,426.0000 | 96,048,999 | 0.50% | 0.30% |
| May 16, 2025 | Starboard Principal Co LP | Other | J | Common Stock, par value $0.001 per share | 3255169 | $3.71 | 61,123,595.0000 | 96,048,999 | 5.63% | 3.39% |
| May 14, 2025 | Molinelli Gavin | Director | A | Common Stock, par value $0.001 | 16086 | $3.73 | 110,435.0000 | 96,048,999 | 17.05% | 0.02% |
| March 21, 2025 | Hoover Kirsten | Interim CFO | F | ACTG Common Stock | 3486 | $3.42 | 91,141.0000 | 96,048,999 | 3.68% | 0.00% |
| March 21, 2025 | Soncini Jason W. | General Counsel | F | ACTG Common Stock | 6147 | $3.42 | 202,184.0000 | 96,048,999 | 2.95% | 0.01% |
| March 10, 2025 | McNulty Martin D. Jr. | Chief Executive Officer | F | ACTG Common Stock | 7804 | $4.19 | 179,817.0000 | 96,048,999 | 4.16% | 0.01% |
| March 10, 2025 | Soncini Jason W. | General Counsel | F | ACTG Common Stock | 6844 | $4.19 | 208,331.0000 | 96,048,999 | 3.18% | 0.01% |
| March 10, 2025 | Hoover Kirsten | Interim CFO | F | ACTG Common Stock | 4108 | $4.19 | 94,627.0000 | 96,048,999 | 4.16% | 0.00% |
| Nov. 25, 2024 | Kohlberg Isaac T. | Director | S | ACTG Common Stock | 15000 | $4.57 | 69,274.0000 | 99,886,322 | 17.80% | 0.02% |
| Nov. 14, 2024 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 9153 | $4.37 | 39,287.0000 | 99,886,322 | 30.37% | 0.01% |
| Nov. 14, 2024 | Molinelli Gavin | Director | A | Common Stock, par value $0.001 | 13730 | $4.37 | 94,349.0000 | 99,886,322 | 17.03% | 0.01% |
| Nov. 12, 2024 | Hoover Kirsten | Interim CFO | F | ACTG Common Stock | 3568 | $4.31 | 98,735.0000 | 99,886,322 | 3.49% | 0.00% |
| June 7, 2024 | Kohlberg Isaac T. | Director | A | ACTG Common Stock | 23121 | $0.00 | 84,274.0000 | 99,895,473 | 37.81% | 0.02% |
| June 7, 2024 | RIBAR GEOFFREY G | Director | A | ACTG Common Stock | 23121 | $0.00 | 53,655.0000 | 99,895,473 | 75.72% | 0.02% |
| June 7, 2024 | Hoover Kirsten | Interim CFO | F | ACTG Common Stock | 6445 | $5.19 | 102,303.0000 | 99,895,473 | 5.93% | 0.01% |
| June 7, 2024 | FELMAN MICHELLE | Director | A | ACTG Common Stock | 23121 | $0.00 | 23,121.0000 | 99,895,473 | 9999.99% | 0.02% |
| June 7, 2024 | OCONNELL MAUREEN | Director | A | ACTG Common Stock | 23121 | $0.00 | 240,431.0000 | 99,895,473 | 10.64% | 0.02% |
| June 7, 2024 | Soncini Jason W. | General Counsel | F | ACTG Common Stock | 11486 | $5.19 | 215,175.0000 | 99,895,473 | 5.07% | 0.01% |
| June 7, 2024 | McNulty Martin D. Jr. | Chief Executive Officer | F | ACTG Common Stock | 10506 | $5.19 | 187,621.0000 | 99,895,473 | 5.30% | 0.01% |
| June 7, 2024 | Rasamny Robert | Chief Administrative Officer | F | ACTG Common Stock | 6657 | $5.19 | 48,738.0000 | 99,895,473 | 12.02% | 0.01% |
| June 7, 2024 | Molinelli Gavin | Director | A | Common Stock, par value $0.001 | 23121 | $0.00 | 80,619.0000 | 99,895,473 | 40.21% | 0.02% |
| June 7, 2024 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 23121 | $0.00 | 30,134.0000 | 99,895,473 | 329.69% | 0.02% |
| May 21, 2024 | Molinelli Gavin | Director | A | Common Stock, par value $0.001 | 12104 | $5.68 | 57,498.0000 | 99,895,473 | 26.66% | 0.01% |
| May 21, 2024 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 1761 | $5.68 | 7,013.0000 | 99,895,473 | 33.53% | 0.00% |
| May 21, 2024 | Sundar Ajay | Director | A | Common Stock, par value $0.001 | 5252 | $0.00 | 5,252.0000 | 99,895,473 | 9999.99% | 0.01% |
| May 17, 2024 | McNulty Martin D. Jr. | Chief Executive Officer | P | ACTG Common Stock | 4428 | $5.42 | 198,127.0000 | 99,895,473 | 2.29% | 0.00% |
| May 16, 2024 | McNulty Martin D. Jr. | Chief Executive Officer | P | ACTG Common Stock | 14534 | $5.25 | 193,699.0000 | 99,895,473 | 8.11% | 0.01% |
| May 17, 2024 | Soncini Jason W. | General Counsel | P | ACTG Common Stock | 5000 | $5.36 | 226,661.0000 | 99,895,473 | 2.26% | 0.01% |
| March 21, 2024 | Soncini Jason W. | General Counsel | F | ACTG Common Stock | 6147 | $5.18 | 221,661.0000 | 99,895,473 | 2.70% | 0.01% |
| March 21, 2024 | Hoover Kirsten | Interim CFO | F | ACTG Common Stock | 3342 | $5.18 | 108,748.0000 | 99,895,473 | 2.98% | 0.00% |
| March 18, 2024 | Soncini Jason W. | General Counsel | F | ACTG Common Stock | 6896 | $4.65 | 227,808.0000 | 99,895,473 | 2.94% | 0.01% |
| March 8, 2024 | Soncini Jason W. | General Counsel | F | ACTG Common Stock | 6840 | $4.02 | 234,704.0000 | 99,895,473 | 2.83% | 0.01% |
| March 11, 2024 | McNulty Martin D. Jr. | Interim CEO | F | ACTG Common Stock | 8263 | $4.02 | 179,165.0000 | 99,895,473 | 4.41% | 0.01% |
| March 8, 2024 | Hoover Kirsten | Interim CFO | F | ACTG Common Stock | 4098 | $4.02 | 112,090.0000 | 99,895,473 | 3.53% | 0.00% |