Alexander Kaganowicz
Insider
First SEC filing: June 18, 2013 · Latest: June 18, 2013
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 31, 2025 | REFR | A | 45,000 | · | · | 361,000 Direct | +14.24% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2024 | REFR | A | 45,000 | · | · | 327,495 Direct | +15.93% | Acquired | (price as of 2026-10-05) |
| June 14, 2024 | REFR | P | 2,000 | $1.94 | $3,880 | 164,923 Direct | +1.23% | Acquired | -62.5% (price as of 2026-10-05) |
| Dec. 31, 2023 | REFR | A | 45,000 | · | · | 295,337 Direct | +17.98% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2022 | REFR | A | 45,000 | · | · | 286,294 Direct | +18.65% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2021 | REFR | A | 40,000 | · | · | 243,880 Direct | +19.62% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2020 | REFR | A | 40,000 | · | · | 203,880 Direct | +24.41% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2019 | REFR | A | 40,000 | · | · | 163,880 Direct | +32.29% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2019 | REFR | A | 35,000 | · | · | 163,880 Direct | +27.16% | Acquired | (price as of 2026-10-05) |
| June 13, 2019 | REFR | A | 35,000 | · | · | 129,080 Direct | +37.20% | Acquired | (price as of 2026-10-05) |
| Nov. 20, 2018 | REFR | P | 5,000 | $1.24 | $6,200 | 162,923 Direct | +3.17% | Acquired | -41.3% (price as of 2026-10-05) |
| June 25, 2018 | REFR | P | 10,000 | $0.78 | $7,800 | 157,923 Direct | +6.76% | Acquired | -6.6% (price as of 2026-10-05) |
| Dec. 31, 2017 | REFR | A | 15,000 | · | · | 94,080 Direct | +18.97% | Acquired | (price as of 2026-10-05) |
| Aug. 4, 2017 | REFR | P | 6,000 | $1.24 | $7,440 | 147,923 Direct | +4.23% | Acquired | -41.3% (price as of 2026-10-05) |
| July 19, 2017 | REFR | P | 32,378 | · | · | 90,228 Direct | +55.97% | Acquired | (price as of 2026-10-05) |
| July 19, 2017 | REFR | P | 5,200 | · | · | 95,428 Direct | +5.76% | Acquired | (price as of 2026-10-05) |
| July 19, 2017 | REFR | P | 2,586 | · | · | 98,014 Direct | +2.71% | Acquired | (price as of 2026-10-05) |
| July 19, 2017 | REFR | P | 12,057 | · | · | 110,071 Direct | +12.30% | Acquired | (price as of 2026-10-05) |
| July 19, 2017 | REFR | P | 892 | · | · | 110,963 Direct | +0.81% | Acquired | (price as of 2026-10-05) |
| July 19, 2017 | REFR | P | 495 | · | · | 111,457 Direct | +0.45% | Acquired | (price as of 2026-10-05) |
| March 21, 2017 | REFR | P | 1,000 | $1.44 | $1,440 | 141,923 Direct | +0.71% | Acquired | -49.4% (price as of 2026-10-05) |
| March 20, 2017 | REFR | P | 3,000 | $1.48 | $4,440 | 140,923 Direct | +2.18% | Acquired | -50.8% (price as of 2026-10-05) |
| Dec. 31, 2016 | REFR | A | 11,000 | · | · | 57,850 Direct | +23.48% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2015 | REFR | A | 11,000 | · | · | 46,850 Direct | +30.68% | Acquired | (price as of 2026-10-05) |
| Jan. 22, 2015 | REFR | P | 2,000 | $5.05 | $10,100 | 137,923 Direct | +1.47% | Acquired | -85.6% (price as of 2026-10-05) |
| Dec. 31, 2014 | REFR | A | 11,950 | · | · | 35,850 Direct | +50.00% | Acquired | (price as of 2026-10-05) |
| Sept. 23, 2014 | REFR | P | 2,000 | $5.10 | $10,200 | 135,923 Direct | +1.49% | Acquired | -85.7% (price as of 2026-10-05) |
| July 18, 2014 | REFR | P | 3,000 | $5.59 | $16,770 | 133,923 Direct | +2.29% | Acquired | -87.0% (price as of 2026-10-05) |
| June 19, 2014 | REFR | P | 2,000 | $5.39 | $10,780 | 130,923 Direct | +1.55% | Acquired | -86.5% (price as of 2026-10-05) |
| June 16, 2014 | REFR | P | 2,000 | $5.90 | $11,800 | 128,923 Direct | +1.58% | Acquired | -87.7% (price as of 2026-10-05) |
| May 19, 2014 | REFR | P | 2,000 | $5.62 | $11,240 | 126,923 Direct | +1.60% | Acquired | -87.0% (price as of 2026-10-05) |
| May 16, 2014 | REFR | P | 3,000 | $5.33 | $15,990 | 124,923 Direct | +2.46% | Acquired | -86.3% (price as of 2026-10-05) |
| March 21, 2014 | REFR | P | 2,000 | $5.80 | $11,600 | 121,923 Direct | +1.67% | Acquired | -87.4% (price as of 2026-10-05) |
| March 20, 2014 | REFR | P | 2,000 | $5.76 | $11,520 | 119,923 Direct | +1.70% | Acquired | -87.4% (price as of 2026-10-05) |
| Jan. 3, 2014 | REFR | P | 2,000 | $6.37 | $12,740 | 117,923 Direct | +1.73% | Acquired | -88.6% (price as of 2026-10-05) |
| Dec. 31, 2013 | REFR | A | 23,900 | · | · | 23,900 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 18, 2013 | REFR | P | 1,000 | $5.77 | $5,770 | 115,923 Direct | +0.87% | Acquired | -87.4% (price as of 2026-10-05) |
| Dec. 5, 2013 | REFR | P | 2,000 | $6.98 | $13,960 | 114,923 Direct | +1.77% | Acquired | -89.6% (price as of 2026-10-05) |
| Nov. 26, 2013 | REFR | P | 2,000 | $7.30 | $14,600 | 112,923 Direct | +1.80% | Acquired | -90.0% (price as of 2026-10-05) |
| Nov. 12, 2013 | REFR | P | 3,000 | $5.10 | $15,300 | 110,923 Direct | +2.78% | Acquired | -85.7% (price as of 2026-10-05) |
| Nov. 11, 2013 | REFR | P | 2,000 | $5.00 | $10,000 | 107,923 Direct | +1.89% | Acquired | -85.4% (price as of 2026-10-05) |
| Aug. 26, 2013 | REFR | P | 2,000 | $4.35 | $8,700 | 105,923 Direct | +1.92% | Acquired | -83.3% (price as of 2026-10-05) |
| Aug. 16, 2013 | REFR | P | 2,000 | $4.39 | $8,780 | 103,923 Direct | +1.96% | Acquired | -83.4% (price as of 2026-10-05) |
| Aug. 12, 2013 | REFR | P | 1,000 | $4.44 | $4,440 | 101,923 Direct | +0.99% | Acquired | -83.6% (price as of 2026-10-05) |
| Aug. 9, 2013 | REFR | P | 7,000 | $4.52 | $31,640 | 100,923 Direct | +7.45% | Acquired | -83.9% (price as of 2026-10-05) |
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 |
|---|---|---|---|---|---|---|---|
| Dec. 31, 2025 | REFR | Stock Option (right to buy) | Common Stock | $1.33 | Dec. 30, 2035 | 45,000 | Acquired |
| Dec. 31, 2024 | REFR | Stock Option (right to buy) | Common Stock | $1.68 | Dec. 30, 2034 | 45,000 | Acquired |
| Dec. 31, 2023 | REFR | Stock Option (right to buy) | Common Stock | $1.02 | Dec. 30, 2033 | 45,000 | Acquired |
| Dec. 31, 2022 | REFR | Stock Option (right to buy) | Common Stock | $1.95 | Dec. 30, 2032 | 45,000 | Acquired |
| Dec. 31, 2021 | REFR | Stock Option (right to buy) | Common Stock | $1.72 | Dec. 30, 2031 | 40,000 | Acquired |
| Dec. 31, 2020 | REFR | Stock Option (right to buy) | Common Stock | $2.78 | Dec. 30, 2030 | 40,000 | Acquired |
| Dec. 31, 2019 | REFR | Stock Option (right to buy) | Common Stock | $3.11 | Dec. 30, 2029 | 40,000 | Acquired |
| Dec. 31, 2019 | REFR | Stock Option (right to buy) | Common Stock | $3.11 | Dec. 30, 2029 | 35,000 | Acquired |
| June 13, 2019 | REFR | Stock Option (right to buy) | Common Stock | $2.89 | June 12, 2029 | 35,000 | Acquired |
| Dec. 31, 2017 | REFR | Stock Option (right to buy) | Common Stock | $1.06 | Dec. 30, 2027 | 15,000 | Acquired |
| July 19, 2017 | REFR | Stock Option (right to buy) | Common Stock | $9.80 | Dec. 2, 2017 | 32,378 | Acquired |
| July 19, 2017 | REFR | Stock Option (right to buy) | Common Stock | $3.69 | Dec. 31, 2019 | 5,200 | Acquired |
| July 19, 2017 | REFR | Stock Option (right to buy) | Common Stock | $3.70 | Dec. 31, 2023 | 2,586 | Acquired |
| July 19, 2017 | REFR | Stock Option (right to buy) | Common Stock | $5.56 | Dec. 30, 2023 | 12,057 | Acquired |
| July 19, 2017 | REFR | Stock Option (right to buy) | Common Stock | $5.19 | Dec. 30, 2024 | 892 | Acquired |
| July 19, 2017 | REFR | Stock Option (right to buy) | Common Stock | $5.26 | Dec. 30, 2025 | 495 | Acquired |
| Dec. 31, 2016 | REFR | Stock Option (right to buy) | Common Stock | $1.83 | Dec. 30, 2026 | 11,000 | Acquired |
| Dec. 31, 2015 | REFR | Stock Option (right to buy) | Common Stock | $5.26 | Dec. 30, 2025 | 11,000 | Acquired |
| Dec. 31, 2014 | REFR | Stock Option (right to buy) | Common Stock | $5.19 | Dec. 30, 2024 | 11,950 | Acquired |
| Dec. 31, 2013 | REFR | Stock Option (right to buy) | Common Stock | $5.56 | Dec. 30, 2023 | 23,900 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.