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United States Professional & Commercial Services

Acacia Research Corp (ACTG)

Track

The most recent insider trading activity occurred on August 11, 2025, with the Chief Financial Officer purchasing shares. Prior to this, there were several buy transactions by executives in May 2025, including the CEO and General Counsel. A director also engaged in proposed sales and sales in June and November 2024.
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Ticker: ACTG Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Zambito Michael SIKORYAK
Chief Financial Officer
1 purchase — total 25,147 USD
Buy 11 Aug 2025
Value US$277,533.65 | Price 402.19 | Shares 74,756
Proposed sale 11 Jun 2025
Value US$3,418,784.72 | Price 42.74 | Shares 3,082
Sale 11 Jun 2025
Value US$2,394,326.60 | Price 295.85 | Shares 18,230
Buy 21 May 2025
Value US$26,523.00 | Price 3.79 | Shares 7,000
Buy 19 May 2025
Value US$19,981.00 | Price 3.77 | Shares 5,300
Sale 25 Nov 2024
Value US$68,572.50 | Price 4.57 | Shares 15,000
Proposed sale 25 Nov 2024
Value US$68,571.00 | Price 4.57 | Shares 15,000
Buy 17 May 2024
Value US$26,800.00 | Price 5.36 | Shares 5,000
Buy 17 May 2024
Value US$23,999.76 | Price 5.42 | Shares 4,428
Buy 16 May 2024
Value US$76,303.50 | Price 5.25 | Shares 14,534
Buy 26 May 2023
Value US$49,500.00 | Price 3.96 | Shares 12,500
Buy 24 May 2023
Value US$150,000.00 | Price 3.75 | Shares 40,000
Sale 15 May 2023
Value US$49,980.00 | Price 4.00 | Shares 12,495
Sale 20 Dec 2021
Value US$29,599.84 | Price 4.71 | Shares 6,283
Buy 17 Dec 2021
Value US$55,585.20 | Price 5.05 | Shares 11,000
Buy 17 Dec 2021
Value US$127,452.50 | Price 5.10 | Shares 25,000
Sale 8 Nov 2021
Value US$24,334.89 | Price 5.53 | Shares 4,401
Sale 7 Jun 2021
Value US$52,896.00 | Price 5.51 | Shares 9,600
Sale 10 May 2021
Value US$26,136.52 | Price 5.72 | Shares 4,573
Planned sale 18 Dec 2020
Value US$22,785.34 | Price 4.09 | Shares 5,565
Planned sale 9 Nov 2020
Value US$17,070.31 | Price 3.61 | Shares 4,726
Buy 8 Sep 2020
Value US$50,845.21 | Price 3.77 | Shares 13,470
Buy 4 Sep 2020
Value US$43,630.67 | Price 3.78 | Shares 11,530
Planned sale 8 May 2020
Value US$10,778.99 | Price 2.40 | Shares 4,489
Planned sale 8 Nov 2019
Value US$11,302.13 | Price 2.59 | Shares 4,370
Buy 15 Mar 2019
Value US$31,006.00 | Price 3.10 | Shares 10,000
Buy 20 Dec 2018
Value US$11,823.76 | Price 2.93 | Shares 4,035
Buy 20 Dec 2018
Value US$25,833.52 | Price 2.93 | Shares 8,816
Buy 20 Dec 2018
Value US$8,952.07 | Price 2.93 | Shares 3,055
Buy 20 Dec 2018
Value US$11,996.65 | Price 2.93 | Shares 4,094
Buy 19 Dec 2018
Value US$8,907.94 | Price 2.94 | Shares 3,026
Buy 19 Dec 2018
Value US$19,464.41 | Price 2.94 | Shares 6,612
Buy 19 Dec 2018
Value US$6,744.25 | Price 2.94 | Shares 2,291
Buy 19 Dec 2018
Value US$9,040.41 | Price 2.94 | Shares 3,071
Buy 7 Dec 2018
Value US$6,989.12 | Price 3.00 | Shares 2,328
Buy 7 Dec 2018
Value US$15,680.49 | Price 3.00 | Shares 5,223
Buy 7 Dec 2018
Value US$6,313.63 | Price 3.00 | Shares 2,103
Buy 3 Dec 2018
Value US$6,815.60 | Price 3.10 | Shares 2,200
Buy 3 Dec 2018
Value US$16,419.40 | Price 3.10 | Shares 5,300
Buy 3 Dec 2018
Value US$7,745.00 | Price 3.10 | Shares 2,500
Buy 30 Nov 2018
Value US$8,447.49 | Price 3.13 | Shares 2,700
Buy 30 Nov 2018
Value US$13,453.41 | Price 3.13 | Shares 4,300
Buy 30 Nov 2018
Value US$9,386.10 | Price 3.13 | Shares 3,000
Buy 21 Nov 2018
Value US$2,545.83 | Price 3.01 | Shares 847
Buy 21 Nov 2018
Value US$9,017.10 | Price 3.01 | Shares 3,000
Buy 21 Nov 2018
Value US$4,505.54 | Price 3.01 | Shares 1,499
Buy 20 Nov 2018
Value US$11,289.42 | Price 2.97 | Shares 3,800
Buy 20 Nov 2018
Value US$25,252.65 | Price 2.97 | Shares 8,500
Buy 20 Nov 2018
Value US$22,875.93 | Price 2.97 | Shares 7,700
Buy 19 Nov 2018
Value US$60,280.00 | Price 3.01 | Shares 20,000
Buy 29 Oct 2018
Value US$31,322.00 | Price 3.13 | Shares 10,000
Sale 7 Sep 2018
Value US$166,567.00 | Price 3.61 | Shares 46,143
Buy 6 Sep 2018
Value US$34,846.00 | Price 3.48 | Shares 10,000
Sale 5 Sep 2018
Value US$248,037.03 | Price 3.75 | Shares 66,115
Buy 17 Aug 2018
Value US$39,015.00 | Price 3.90 | Shares 10,000
Buy 14 Mar 2018
Value US$38,488.60 | Price 3.63 | Shares 10,600
Buy 14 Mar 2018
Value US$25,417.00 | Price 3.63 | Shares 7,000
Buy 12 Mar 2018
Value US$24,050.00 | Price 3.70 | Shares 6,500
Buy 12 Mar 2018
Value US$14,800.00 | Price 3.70 | Shares 4,000
Buy 6 Mar 2018
Value US$7,300.00 | Price 3.65 | Shares 2,000
Buy 21 Feb 2018
Value US$13,637.52 | Price 3.50 | Shares 3,900
Buy 20 Feb 2018
Value US$10,350.00 | Price 3.45 | Shares 3,000
Buy 15 Feb 2018
Value US$18,029.00 | Price 3.61 | Shares 5,000
Buy 15 Feb 2018
Value US$18,029.00 | Price 3.61 | Shares 5,000
Buy 15 Feb 2018
Value US$36,058.00 | Price 3.61 | Shares 10,000
Buy 15 Feb 2018
Value US$36,058.00 | Price 3.61 | Shares 10,000
Buy 15 Sep 2017
Value US$20,070.00 | Price 4.01 | Shares 5,000
Buy 15 Sep 2017
Value US$42,868.48 | Price 4.01 | Shares 10,700
Buy 15 Sep 2017
Value US$20,032.00 | Price 4.01 | Shares 5,000
Buy 15 Sep 2017
Value US$68,910.08 | Price 4.01 | Shares 17,200
Buy 15 Sep 2017
Value US$7,980.00 | Price 3.99 | Shares 2,000
Buy 15 Sep 2017
Value US$99,382.50 | Price 3.98 | Shares 25,000
Buy 15 Sep 2017
Value US$9,937.50 | Price 3.98 | Shares 2,500
Buy 13 Sep 2017
Value US$60,000.00 | Price 4.00 | Shares 15,000
Buy 13 Sep 2017
Value US$89,360.40 | Price 3.95 | Shares 22,600
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-08-13 2025-08-11 B Purchase
2.3
Zambito Michael SIKORYAK

Chief Financial Officer

Officer
74,756 +19.6%
402.19
US$277,534 		74,756 +19.6% 402.19 US$277,534
2025-06-13 2025-06-11 PrS Proposed sale
3.1
Kohlberg Isaac T.

Director

Non-Executive Director
3,082
42.74
US$3,418,785 		3,082 42.74 US$3,418,785
2025-06-13 2025-06-11 S Sale
3.1
Kohlberg Isaac T.
Non-Executive Director
18,230 -30.7%
295.85
US$2,394,327 		18,230 -30.7% 295.85 US$2,394,327
2025-05-23 2025-05-21 B Purchase
1.9
Soncini Jason W.

General Counsel

Officer
7,000 +3.5%
3.79
US$26,523 		7,000 +3.5% 3.79 US$26,523
2025-05-21 2025-05-19 B Purchase
2.5
McNulty Martin D. Jr.

Chief Executive Officer

Executive Director
5,300 +2.9%
3.77
US$19,981 		5,300 +2.9% 3.77 US$19,981
2024-11-26 2024-11-25 S Sale
3.1
Kohlberg Isaac T.
Non-Executive Director
15,000 -17.8%
4.57
US$68,572 		15,000 -17.8% 4.57 US$68,572
2024-11-25 2024-11-25 PrS Proposed sale
3.1
Kohlberg Isaac T.

Director

Non-Executive Director
15,000
4.57
US$68,571 		15,000 4.57 US$68,571
2024-05-20 2024-05-17 B Purchase
1.9
Soncini Jason W.

General Counsel

Officer
5,000 +2.3%
5.36
US$26,800 		5,000 +2.3% 5.36 US$26,800
2024-05-20 2024-05-17 B Purchase
2.5
McNulty Martin D. Jr.

Chief Executive Officer

Executive Director
4,428 +2.3%
5.42
US$24,000 		4,428 +2.3% 5.42 US$24,000
2024-05-20 2024-05-16 B Purchase
2.5
McNulty Martin D. Jr.

Chief Executive Officer

Executive Director
14,534 +8.1%
5.25
US$76,304 		14,534 +8.1% 5.25 US$76,304
2023-05-31 2023-05-26 B Purchase
1.9
Soncini Jason W.

General Counsel

Officer
12,500 +8.7%
3.96
US$49,500 		12,500 +8.7% 3.96 US$49,500
2023-05-25 2023-05-24 B Purchase
2.5
McNulty Martin D. Jr.

Interim CEO

Officer
40,000 +66.7%
3.75
US$150,000 		40,000 +66.7% 3.75 US$150,000
2023-05-17 2023-05-15 S Sale
2.0
Hoover Kirsten

Interim CFO

Officer
12,495 -16.0%
4.00
US$49,980 		12,495 -16.0% 4.00 US$49,980
2021-12-21 2021-12-20 S Sale
3.4
Booth Marc W.

Chief IP Officer

Officer
6,283 -2.8%
4.71
US$29,600 		6,283 -2.8% 4.71 US$29,600
2021-12-21 2021-12-17 B Purchase
1.9
Soncini Jason W.

General Counsel

Officer
11,000 +16.3%
5.05
US$55,585 		11,000 +16.3% 5.05 US$55,585
2021-12-21 2021-12-17 B Purchase
1.2
Rosenstein Richard Jay

Chief Financial Officer

Officer
25,000 +20.5%
5.10
US$127,452 		25,000 +20.5% 5.10 US$127,452
2021-11-09 2021-11-08 S Sale
3.4
Booth Marc W.

Chief IP Officer

Officer
4,401 -1.9%
5.53
US$24,335 		4,401 -1.9% 5.53 US$24,335
2021-06-08 2021-06-07 S Sale
1.2
Rosenstein Richard Jay

Chief Financial Officer

Officer
9,600 -11.1%
5.51
US$52,896 		9,600 -11.1% 5.51 US$52,896
2021-05-12 2021-05-10 S Sale
3.4
Booth Marc W.

Chief IP Officer

Officer
4,573 -2.3%
5.72
US$26,137 		4,573 -2.3% 5.72 US$26,137
2020-12-21 2020-12-18 PlS Planned sale
3.4
Booth Marc W.

Chief IP Officer

Officer
5,565 -2.8%
4.09
US$22,785 		5,565 -2.8% 4.09 US$22,785
2020-11-10 2020-11-09 PlS Planned sale
3.4
Booth Marc W.

Chief IP Officer

Officer
4,726 -2.3%
3.61
US$17,070 		4,726 -2.3% 3.61 US$17,070
2020-09-08 2020-09-08 B Purchase
1.7
OCONNELL MAUREEN
Non-Executive Director
13,470 +10.7%
3.77
US$50,845 		13,470 +10.7% 3.77 US$50,845
2020-09-08 2020-09-04 B Purchase
1.7
OCONNELL MAUREEN
Non-Executive Director
11,530 +10.1%
3.78
US$43,631 		11,530 +10.1% 3.78 US$43,631
2020-05-11 2020-05-08 PlS Planned sale
3.4
Booth Marc W.

Chief IP Officer

Officer
4,489 -4.1%
2.40
US$10,779 		4,489 -4.1% 2.40 US$10,779
2019-11-12 2019-11-08 PlS Planned sale Booth Marc W.

Chief IP Officer

Officer
4,370 -3.8%
2.59
US$11,302 		4,370 -3.8% 2.59 US$11,302
2019-03-19 2019-03-15 B Purchase
3.4
Booth Marc W.

Chief IP Officer
10,000 +33.3%
3.10
US$31,006 		10,000 +33.3% 3.10 US$31,006
2018-12-21 2018-12-20 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
4,035 +1.7%
2.93
US$11,824 		4,035 +1.7% 2.93 US$11,824
2018-12-21 2018-12-20 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
8,816 +1.7%
2.93
US$25,834 		8,816 +1.7% 2.93 US$25,834
2018-12-21 2018-12-20 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
3,055 +1.7%
2.93
US$8,952 		3,055 +1.7% 2.93 US$8,952
2018-12-21 2018-12-20 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
4,094 +1.7%
2.93
US$11,997 		4,094 +1.7% 2.93 US$11,997
2018-12-21 2018-12-19 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
3,026 +1.3%
2.94
US$8,908 		3,026 +1.3% 2.94 US$8,908
2018-12-21 2018-12-19 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
6,612 +1.3%
2.94
US$19,464 		6,612 +1.3% 2.94 US$19,464
2018-12-21 2018-12-19 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
2,291 +1.3%
2.94
US$6,744 		2,291 +1.3% 2.94 US$6,744
2018-12-21 2018-12-19 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
3,071 +1.3%
2.94
US$9,040 		3,071 +1.3% 2.94 US$9,040
2019-02-14 2018-12-07 B Purchase
2.3
Tobia Alfred Victor Jr.
Non-Executive Director
2,328 +1.0%
3.00
US$6,989 		2,328 +1.0% 3.00 US$6,989
2019-02-14 2018-12-07 B Purchase
2.3
Tobia Alfred Victor Jr.
Non-Executive Director
5,223 +1.0%
3.00
US$15,680 		5,223 +1.0% 3.00 US$15,680
2019-02-14 2018-12-07 B Purchase
2.3
Tobia Alfred Victor Jr.
Non-Executive Director
2,103 +0.9%
3.00
US$6,314 		2,103 +0.9% 3.00 US$6,314
2018-12-06 2018-12-03 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
2,200 +1.0%
3.10
US$6,816 		2,200 +1.0% 3.10 US$6,816
2018-12-06 2018-12-03 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
5,300 +1.1%
3.10
US$16,419 		5,300 +1.1% 3.10 US$16,419
2018-12-06 2018-12-03 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
2,500 +1.1%
3.10
US$7,745 		2,500 +1.1% 3.10 US$7,745
2018-12-06 2018-11-30 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
2,700 +1.2%
3.13
US$8,447 		2,700 +1.2% 3.13 US$8,447
2018-12-06 2018-11-30 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
4,300 +0.9%
3.13
US$13,453 		4,300 +0.9% 3.13 US$13,453
2018-12-06 2018-11-30 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
3,000 +1.3%
3.13
US$9,386 		3,000 +1.3% 3.13 US$9,386
2018-12-06 2018-11-21 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
847 +0.4%
3.01
US$2,546 		847 +0.4% 3.01 US$2,546
2018-12-06 2018-11-21 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
3,000 +0.6%
3.01
US$9,017 		3,000 +0.6% 3.01 US$9,017
2018-12-06 2018-11-21 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
1,499 +0.7%
3.01
US$4,506 		1,499 +0.7% 3.01 US$4,506
2018-12-06 2018-11-20 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
3,800 +1.7%
2.97
US$11,289 		3,800 +1.7% 2.97 US$11,289
2018-12-06 2018-11-20 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
8,500 +1.7%
2.97
US$25,253 		8,500 +1.7% 2.97 US$25,253
2018-12-06 2018-11-20 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
7,700 +3.5%
2.97
US$22,876 		7,700 +3.5% 2.97 US$22,876
2018-12-06 2018-11-19 B Purchase Tobia Alfred Victor Jr. Non-Executive Director
20,000 +9.9%
3.01
US$60,280 		20,000 +9.9% 3.01 US$60,280
2018-10-31 2018-10-29 B Purchase Booth Marc W.

Chief IP Officer

Officer
10,000 +50.0%
3.13
US$31,322 		10,000 +50.0% 3.13 US$31,322
2018-09-10 2018-09-07 S Sale Stewart Robert B Jr

President

Officer
46,143 -46.8%
3.61
US$166,567 		46,143 -46.8% 3.61 US$166,567
2018-09-07 2018-09-06 B Purchase Booth Marc W.

Chief IP Officer

Officer
10,000 +100.0%
3.48
US$34,846 		10,000 +100.0% 3.48 US$34,846
2018-09-07 2018-09-05 S Sale Stewart Robert B Jr

President

Officer
66,115 -40.1%
3.75
US$248,037 		66,115 -40.1% 3.75 US$248,037
2018-08-21 2018-08-17 B Purchase Booth Marc W.

Chief IP Officer

Officer
10,000 +inf%
3.90
US$39,015 		10,000 +inf% 3.90 US$39,015
2018-03-16 2018-03-14 B Purchase GRAZIADIO G LOUIS III
10,600 +3.1%
3.63
US$38,489 		10,600 +3.1% 3.63 US$38,489
2018-03-16 2018-03-14 B Purchase GRAZIADIO G LOUIS III
7,000 +1.2%
3.63
US$25,417 		7,000 +1.2% 3.63 US$25,417
2018-03-14 2018-03-12 B Purchase GRAZIADIO G LOUIS III
6,500 +1.9%
3.70
US$24,050 		6,500 +1.9% 3.70 US$24,050
2018-03-14 2018-03-12 B Purchase GRAZIADIO G LOUIS III
4,000 +0.7%
3.70
US$14,800 		4,000 +0.7% 3.70 US$14,800
2018-03-07 2018-03-06 B Purchase GRAZIADIO G LOUIS III Non-Executive Director
2,000 +0.3%
3.65
US$7,300 		2,000 +0.3% 3.65 US$7,300
2018-02-23 2018-02-21 B Purchase GRAZIADIO G LOUIS III Non-Executive Director
3,900 +0.7%
3.50
US$13,638 		3,900 +0.7% 3.50 US$13,638
2018-02-22 2018-02-20 B Purchase GRAZIADIO G LOUIS III Non-Executive Director
3,000 +0.9%
3.45
US$10,350 		3,000 +0.9% 3.45 US$10,350
2018-02-20 2018-02-15 B Purchase GRAZIADIO G LOUIS III Non-Executive Director
5,000 +31.2%
3.61
US$18,029 		5,000 +31.2% 3.61 US$18,029
2018-02-20 2018-02-15 B Purchase GRAZIADIO G LOUIS III Non-Executive Director
5,000 +31.2%
3.61
US$18,029 		5,000 +31.2% 3.61 US$18,029
2018-02-20 2018-02-15 B Purchase GRAZIADIO G LOUIS III Non-Executive Director
10,000 +3.1%
3.61
US$36,058 		10,000 +3.1% 3.61 US$36,058
2018-02-20 2018-02-15 B Purchase GRAZIADIO G LOUIS III Non-Executive Director
10,000 +1.7%
3.61
US$36,058 		10,000 +1.7% 3.61 US$36,058
2017-09-19 2017-09-15 B Purchase Stewart Robert B Jr

President
5,000 +5.2%
4.01
US$20,070 		5,000 +5.2% 4.01 US$20,070
2017-09-19 2017-09-15 B Purchase GRAZIADIO G LOUIS III
10,700 +3.4%
4.01
US$42,868 		10,700 +3.4% 4.01 US$42,868
2017-09-19 2017-09-15 B Purchase GRAZIADIO G LOUIS III
5,000 +25.0%
4.01
US$20,032 		5,000 +25.0% 4.01 US$20,032
2017-09-19 2017-09-15 B Purchase GRAZIADIO G LOUIS III
17,200 +3.1%
4.01
US$68,910 		17,200 +3.1% 4.01 US$68,910
2017-09-19 2017-09-15 B Purchase HAYNES CLAYTON J

Chief Financial Officer
2,000 +2.1%
3.99
US$7,980 		2,000 +2.1% 3.99 US$7,980
2017-09-19 2017-09-15 B Purchase Walsh Frank E. III
25,000 +7.0%
3.98
US$99,382 		25,000 +7.0% 3.98 US$99,382
2017-09-19 2017-09-15 B Purchase Treska Edward Joseph

Exec VP, Gen Counsel & Sec
2,500 +4.7%
3.98
US$9,938 		2,500 +4.7% 3.98 US$9,938
2017-09-15 2017-09-13 B Purchase GRAZIADIO G LOUIS III
15,000 +2.7%
4.00
US$60,000 		15,000 +2.7% 4.00 US$60,000
2017-09-14 2017-09-13 B Purchase GRAZIADIO G LOUIS III
22,600 +4.3%
3.95
US$89,360 		22,600 +4.3% 3.95 US$89,360
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