Christopher Harborne

CIK 1946479 · View on SEC EDGAR ↗

Insider Activist

First SEC filing: Sept. 13, 2022 · Latest: July 15, 2025

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Jan. 21, 2025 ISSC S 98,600 $10.82 $1,066,852 2,501,169 Indirect -3.79% Disposed 129.0% (price as of 2026-08-19)
Jan. 17, 2025 ISSC S 10,000 $10.16 $101,600 2,599,769 Indirect -0.38% Disposed 143.9% (price as of 2026-08-19)
Feb. 21, 2023 ISSC P 2,630 $7.75 $20,382 2,508,952 Indirect +0.10% Acquired 219.7% (price as of 2026-08-19)
Dec. 22, 2022 ISSC S 77 $8.39 $646 2,366,969 Indirect 0.00% Disposed 195.4% (price as of 2026-08-19)
Dec. 21, 2022 ISSC P 18 $8.25 $148 2,367,046 Indirect 0.00% Acquired 200.4% (price as of 2026-08-19)
Dec. 20, 2022 ISSC P 59 $8.25 $487 2,367,028 Indirect 0.00% Acquired 200.4% (price as of 2026-08-19)
Dec. 19, 2022 ISSC P 11,509 $8.24 $94,834 2,366,969 Indirect +0.49% Acquired 200.7% (price as of 2026-08-19)
Dec. 16, 2022 ISSC P 50,935 $8.25 $420,214 2,355,460 Indirect +2.21% Acquired 200.4% (price as of 2026-08-19)
Dec. 15, 2022 ISSC P 7,783 $8.22 $63,976 2,304,525 Indirect +0.34% Acquired 201.5% (price as of 2026-08-19)
Dec. 12, 2022 ISSC P 1,002 $8.06 $8,076 2,296,742 Indirect +0.04% Acquired 207.4% (price as of 2026-08-19)
Dec. 9, 2022 ISSC P 15 $8.25 $124 2,295,740 Indirect 0.00% Acquired 200.4% (price as of 2026-08-19)
Dec. 8, 2022 ISSC P 2,288 $8.25 $18,876 2,295,725 Indirect +0.10% Acquired 200.4% (price as of 2026-08-19)
Sept. 29, 2022 ISSC P 15,597 $9.00 $140,373 2,293,437 Indirect +0.68% Acquired 175.3% (price as of 2026-08-19)
Sept. 28, 2022 ISSC P 13,675 $9.00 $123,075 2,277,840 Indirect +0.60% Acquired 175.3% (price as of 2026-08-19)
Sept. 27, 2022 ISSC P 7,092 $9.00 $63,828 2,264,165 Indirect +0.31% Acquired 175.3% (price as of 2026-08-19)
Sept. 26, 2022 ISSC P 18,914 $9.00 $170,226 2,257,073 Indirect +0.85% Acquired 175.3% (price as of 2026-08-19)
Sept. 23, 2022 ISSC P 25,312 $8.99 $227,555 2,238,159 Indirect +1.14% Acquired 175.6% (price as of 2026-08-19)
Sept. 22, 2022 ISSC P 7,731 $8.88 $68,651 2,212,847 Indirect +0.35% Acquired 179.1% (price as of 2026-08-19)
Sept. 21, 2022 ISSC P 20,711 $8.92 $184,742 2,205,116 Indirect +0.95% Acquired 177.8% (price as of 2026-08-19)
Sept. 20, 2022 ISSC P 9,755 $8.99 $87,697 2,184,405 Indirect +0.45% Acquired 175.6% (price as of 2026-08-19)
Sept. 19, 2022 ISSC P 111,895 $9.00 $1,007,055 2,174,650 Indirect +5.42% Acquired 175.3% (price as of 2026-08-19)
Sept. 16, 2022 ISSC P 20,712 $8.41 $174,188 2,062,755 Indirect +1.01% Acquired 194.6% (price as of 2026-08-19)
Sept. 15, 2022 ISSC P 2,627 $8.25 $21,673 2,042,043 Indirect +0.13% Acquired 200.4% (price as of 2026-08-19)
Sept. 14, 2022 ISSC P 12,971 $8.10 $105,065 2,039,416 Indirect +0.64% Acquired 205.9% (price as of 2026-08-19)
Sept. 9, 2022 ISSC P 40,033 $8.84 $353,892 2,026,445 Indirect +2.02% Acquired 180.3% (price as of 2026-08-19)
Sept. 8, 2022 ISSC P 45,932 $8.83 $405,580 1,986,412 Indirect +2.37% Acquired 180.6% (price as of 2026-08-19)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 1 holding

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Sept. 13, 2022 ISSC Common Stock, par value $0.001 per share 1,940,480 Indirect