Rothberg Jonathan M.

CIK 1076352 · View on SEC EDGAR ↗

Activist

First SEC filing: March 17, 2026 · Latest: March 17, 2026

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Insider transactions

0 buys (P) 39 sells (S) Net: $-74,963,182 + 45 non-open-market transactions below 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

45 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
July 22, 2026 BFLY S 10b5-1 36,366 $6.47 $235,288 0 Indirect -100.00% Disposed 41.9% (price as of 2026-08-20)
July 22, 2026 BFLY S 10b5-1 496,680 $6.47 $3,213,520 0 Indirect -100.00% Disposed 41.9% (price as of 2026-08-20)
July 22, 2026 BFLY S 10b5-1 72,724 $6.47 $470,524 0 Indirect -100.00% Disposed 41.9% (price as of 2026-08-20)
July 22, 2026 BFLY S 10b5-1 54,143 $6.47 $350,305 0 Indirect -100.00% Disposed 41.9% (price as of 2026-08-20)
July 21, 2026 BFLY S 10b5-1 753,320 $6.74 $5,077,377 496,680 Indirect -60.27% Disposed 36.2% (price as of 2026-08-20)
July 20, 2026 BFLY S 10b5-1 1,177,276 $6.61 $7,781,794 72,724 Indirect -94.18% Disposed 38.9% (price as of 2026-08-20)
July 17, 2026 BFLY S 10b5-1 1,195,857 $6.60 $7,892,656 54,143 Indirect -95.67% Disposed 39.1% (price as of 2026-08-20)
July 16, 2026 BFLY S 10b5-1 1,213,634 $7.09 $8,604,665 36,366 Indirect -97.09% Disposed 29.5% (price as of 2026-08-20)
July 16, 2026 BFLY S 10b5-1 253,867 $7.09 $1,799,917 105,881 Direct -70.57% Disposed 29.5% (price as of 2026-08-20)
July 15, 2026 BFLY S 10b5-1 1,730,319 $7.32 $12,665,935 359,748 Direct -82.79% Disposed 25.4% (price as of 2026-08-20)
July 14, 2026 BFLY S 10b5-1 815,632 $7.72 $6,296,679 2,090,067 Direct -28.07% Disposed 18.9% (price as of 2026-08-20)
Jan. 8, 2026 BFLY S 10b5-1 335,834 $4.18 $1,403,786 0 Indirect -100.00% Disposed 119.6% (price as of 2026-08-20)
Jan. 7, 2026 BFLY S 10b5-1 452,729 $4.14 $1,874,298 335,834 Indirect -57.41% Disposed 121.8% (price as of 2026-08-20)
Jan. 6, 2026 BFLY S 10b5-1 351,617 $4.03 $1,417,017 788,563 Indirect -30.84% Disposed 127.8% (price as of 2026-08-20)
Dec. 26, 2025 BFLY S 10b5-1 14,911 $4.01 $59,793 1,140,180 Indirect -1.29% Disposed 129.0% (price as of 2026-08-20)
Dec. 24, 2025 BFLY S 10b5-1 2,673 $4.00 $10,692 1,155,091 Indirect -0.23% Disposed 129.5% (price as of 2026-08-20)
Dec. 23, 2025 BFLY S 10b5-1 44,781 $4.01 $179,572 1,157,764 Indirect -3.72% Disposed 129.0% (price as of 2026-08-20)
Dec. 16, 2025 BFLY S 10b5-1 37,964 $3.14 $119,207 1,202,545 Indirect -3.06% Disposed 192.4% (price as of 2026-08-20)
Dec. 16, 2025 BFLY S 10b5-1 196,662 $3.14 $617,519 0 Indirect -100.00% Disposed 192.4% (price as of 2026-08-20)
Dec. 16, 2025 BFLY S 10b5-1 50,360 $3.14 $158,130 0 Indirect -100.00% Disposed 192.4% (price as of 2026-08-20)
Dec. 15, 2025 BFLY S 10b5-1 601,308 $3.16 $1,900,133 196,662 Indirect -75.35% Disposed 190.5% (price as of 2026-08-20)
Dec. 12, 2025 BFLY S 10b5-1 111,031 $3.08 $341,975 0 Indirect -100.00% Disposed 198.1% (price as of 2026-08-20)
Dec. 12, 2025 BFLY S 10b5-1 82,262 $3.08 $253,367 50,360 Indirect -62.03% Disposed 198.1% (price as of 2026-08-20)
Dec. 11, 2025 BFLY S 10b5-1 123,354 $3.08 $379,930 132,622 Indirect -48.19% Disposed 198.1% (price as of 2026-08-20)
Dec. 10, 2025 BFLY S 10b5-1 288,918 $3.13 $904,313 255,976 Indirect -53.02% Disposed 193.3% (price as of 2026-08-20)
Dec. 9, 2025 BFLY S 10b5-1 176,070 $3.11 $547,578 111,031 Indirect -61.33% Disposed 195.2% (price as of 2026-08-20)
Dec. 8, 2025 BFLY S 10b5-1 225,726 $3.27 $738,124 287,101 Indirect -44.02% Disposed 180.8% (price as of 2026-08-20)
Dec. 8, 2025 BFLY S 10b5-1 543,601 $3.27 $1,777,575 0 Indirect -100.00% Disposed 180.8% (price as of 2026-08-20)
Dec. 5, 2025 BFLY S 10b5-1 37,598 $3.07 $115,426 543,601 Indirect -6.47% Disposed 199.1% (price as of 2026-08-20)
Dec. 4, 2025 BFLY S 10b5-1 64,198 $3.08 $197,730 581,199 Indirect -9.95% Disposed 198.1% (price as of 2026-08-20)
Nov. 28, 2025 BFLY S 10b5-1 132,570 $3.08 $408,316 512,827 Indirect -20.54% Disposed 198.1% (price as of 2026-08-20)
Nov. 26, 2025 BFLY S 10b5-1 442,539 $3.13 $1,385,147 797,970 Indirect -35.67% Disposed 193.3% (price as of 2026-08-20)
Nov. 25, 2025 BFLY S 10b5-1 224,919 $3.27 $735,485 645,397 Indirect -25.84% Disposed 180.8% (price as of 2026-08-20)
Nov. 25, 2025 BFLY S 10b5-1 224,919 $3.27 $735,485 645,397 Indirect -25.84% Disposed 180.8% (price as of 2026-08-20)
Nov. 25, 2025 BFLY S 10b5-1 224,920 $3.27 $735,488 544,894 Indirect -29.22% Disposed 180.8% (price as of 2026-08-20)
Nov. 24, 2025 BFLY S 10b5-1 370,193 $3.15 $1,166,108 870,316 Indirect -29.84% Disposed 191.5% (price as of 2026-08-20)
Nov. 24, 2025 BFLY S 10b5-1 370,193 $3.15 $1,166,108 870,316 Indirect -29.84% Disposed 191.5% (price as of 2026-08-20)
Nov. 24, 2025 BFLY S 10b5-1 370,193 $3.15 $1,166,108 769,814 Indirect -32.47% Disposed 191.5% (price as of 2026-08-20)
Oct. 16, 2025 QSI S 10b5-1 26,095 $3.07 $80,112 1,904,866 Indirect -1.35% Disposed -74.0% (price as of 2026-08-20)
Dec. 27, 2024 QSI S 10b5-1 42,313 $4.10 $173,483 1,250,000 Indirect -3.27% Disposed -80.6% (price as of 2026-08-20)
Dec. 27, 2024 QSI S 10b5-1 834,254 $3.30 $2,753,038 1,292,313 Indirect -39.23% Disposed -75.8% (price as of 2026-08-20)
Dec. 27, 2024 QSI S 10b5-1 42,313 $4.10 $173,483 1,250,000 Indirect -3.27% Disposed -80.6% (price as of 2026-08-20)
Dec. 27, 2024 QSI S 10b5-1 834,254 $3.30 $2,753,038 1,292,313 Indirect -39.23% Disposed -75.8% (price as of 2026-08-20)
Dec. 27, 2024 QSI S 10b5-1 42,313 $4.10 $173,483 1,250,000 Indirect -3.27% Disposed -80.6% (price as of 2026-08-20)
Dec. 27, 2024 QSI S 10b5-1 834,254 $3.30 $2,753,038 1,292,313 Indirect -39.23% Disposed -75.8% (price as of 2026-08-20)
Dec. 27, 2024 QSI S 10b5-1 42,313 $4.10 $173,483 1,250,000 Indirect -3.27% Disposed -80.6% (price as of 2026-08-20)
Dec. 27, 2024 QSI S 10b5-1 834,253 $3.30 $2,753,035 1,292,313 Indirect -39.23% Disposed -75.8% (price as of 2026-08-20)
Nov. 30, 2022 HYPR P 229,215 $0.82 $187,956 885,707 Direct +34.92% Acquired 11.6% (price as of 2026-08-20)
Nov. 29, 2022 HYPR P 47,007 $0.72 $33,845 656,492 Direct +7.71% Acquired 27.1% (price as of 2026-08-20)
Nov. 15, 2022 HYPR P 31,139 $0.92 $28,648 609,485 Direct +5.38% Acquired -0.6% (price as of 2026-08-20)
Nov. 14, 2022 HYPR P 34,488 $0.89 $30,694 578,346 Direct +6.34% Acquired 2.8% (price as of 2026-08-20)
Aug. 16, 2022 HYPR P 64,213 $1.48 $95,035 543,858 Direct +13.39% Acquired -38.2% (price as of 2026-08-20)
Aug. 12, 2022 HYPR P 303,137 $1.46 $442,580 479,645 Direct +171.74% Acquired -37.3% (price as of 2026-08-20)
June 14, 2022 QSI P 25,561 $3.10 $79,239 2,568,443 Direct +1.01% Acquired -74.3% (price as of 2026-08-20)
June 14, 2022 HYPR P 52,848 $2.26 $119,436 176,508 Direct +42.74% Acquired -59.5% (price as of 2026-08-20)

Showing latest 100 of 106 transactions

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.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
May 22, 2026 HYPR Stock Options (right to buy) Class A Common Stock (157,700) $1.49 May 22, 2036 157,700 Acquired
May 18, 2026 QSI Stock Option (right to buy) Class A Common Stock (251,185) $0.85 May 18, 2036 251,185 Acquired
May 19, 2025 QSI Stock Option (right to buy) Class A Common Stock (126,095) $1.41 May 19, 2035 126,095 Acquired
June 12, 2024 HYPR Stock Options (right to buy) Class A Common Stock (79,200) $0.87 June 12, 2034 79,200 Acquired
May 16, 2024 QSI Stock Option (right to buy) Class A Common Stock (113,281) $1.86 May 16, 2034 113,281 Acquired
June 9, 2023 HYPR Stock Options (right to buy) Class A Common Stock (112,000) $1.97 June 9, 2033 112,000 Acquired
May 12, 2023 QSI Stock Option (right to buy) Class A Common Stock (120,481) $1.41 May 12, 2033 120,481 Acquired
March 8, 2023 QSI Stock Option (right to buy) Class A Common Stock (250,000) $1.79 March 8, 2033 250,000 Acquired
June 9, 2022 HYPR Stock Options (right to buy) Class A Common Stock (85,345) $2.20 June 9, 2032 85,345 Acquired
May 11, 2022 QSI Stock Option (right to buy) Class A Common Stock (59,880) $3.06 May 11, 2032 59,880 Acquired
Dec. 22, 2021 HYPR Stock Option (right to buy) Class A Common Stock (982,500) $3.27 April 14, 2031 982,500 Acquired
Dec. 22, 2021 HYPR Stock Option (right to buy) Class A Common Stock (982,500) $3.27 April 14, 2031 982,500 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).