David Schrenk
Insider
First SEC filing: March 7, 2023 · Latest: March 7, 2023
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 28, 2025 | MRAM | S | 3,789 | $5.77 | $21,863 | 110,330 Direct | -3.32% | Disposed | 226.3% (price as of 2026-10-02) |
| May 5, 2025 | MRAM | S | 20,000 | $5.70 | $114,000 | 114,119 Direct | -14.91% | Disposed | 230.4% (price as of 2026-10-02) |
| March 18, 2025 | MRAM | S | 2,435 | $5.13 | $12,492 | 134,119 Direct | -1.78% | Disposed | 267.1% (price as of 2026-10-02) |
| March 17, 2025 | MRAM | S | 2,041 | $5.30 | $10,817 | 136,554 Direct | -1.47% | Disposed | 255.3% (price as of 2026-10-02) |
| March 11, 2025 | MRAM | S | 377 | $5.24 | $1,975 | 138,595 Direct | -0.27% | Disposed | 259.4% (price as of 2026-10-02) |
| March 3, 2025 | MRAM | S | 2,675 | $5.60 | $14,980 | 138,972 Direct | -1.89% | Disposed | 236.2% (price as of 2026-10-02) |
| Feb. 24, 2025 | MRAM | A | 50,000 | · | · | 141,647 Direct | +54.56% | Acquired | (price as of 2026-10-02) |
| Feb. 24, 2025 | MRAM | A | 50,000 | · | · | 141,647 Direct | +54.56% | Acquired | (price as of 2026-10-02) |
| Dec. 18, 2024 | MRAM | S | 2,381 | $6.23 | $14,834 | 91,647 Direct | -2.53% | Disposed | 202.2% (price as of 2026-10-02) |
| Nov. 29, 2024 | MRAM | S | 2,381 | $6.08 | $14,476 | 94,028 Direct | -2.47% | Disposed | 209.7% (price as of 2026-10-02) |
| Nov. 8, 2024 | MRAM | S | 7,500 | $6.07 | $45,525 | 96,409 Direct | -7.22% | Disposed | 210.2% (price as of 2026-10-02) |
| Sept. 18, 2024 | MRAM | S | 2,412 | $5.23 | $12,615 | 103,909 Direct | -2.27% | Disposed | 260.0% (price as of 2026-10-02) |
| Aug. 28, 2024 | MRAM | S | 2,396 | $5.60 | $13,418 | 106,321 Direct | -2.20% | Disposed | 236.2% (price as of 2026-10-02) |
| June 18, 2024 | MRAM | S | 2,275 | $6.07 | $13,809 | 108,717 Direct | -2.05% | Disposed | 210.2% (price as of 2026-10-02) |
| May 28, 2024 | MRAM | S | 1,534 | $6.00 | $9,204 | 110,992 Direct | -1.36% | Disposed | 213.8% (price as of 2026-10-02) |
| March 26, 2024 | MRAM | S | 222 | $8.02 | $1,780 | 112,526 Direct | -0.20% | Disposed | 134.8% (price as of 2026-10-02) |
| March 20, 2024 | MRAM | S | 1,560 | $7.88 | $12,293 | 112,748 Direct | -1.36% | Disposed | 139.0% (price as of 2026-10-02) |
| March 15, 2024 | MRAM | S | 1,206 | $7.98 | $9,624 | 114,308 Direct | -1.04% | Disposed | 136.0% (price as of 2026-10-02) |
| March 13, 2024 | MRAM | S | 253 | $8.16 | $2,064 | 115,514 Direct | -0.22% | Disposed | 130.8% (price as of 2026-10-02) |
| March 5, 2024 | MRAM | S | 5,000 | $8.03 | $40,150 | 115,767 Direct | -4.14% | Disposed | 134.5% (price as of 2026-10-02) |
| Feb. 27, 2024 | MRAM | A | 63,000 | · | · | 120,767 Direct | +109.06% | Acquired | (price as of 2026-10-02) |
| Dec. 19, 2023 | MRAM | S | 1,504 | $8.48 | $12,754 | 57,767 Direct | -2.54% | Disposed | 122.1% (price as of 2026-10-02) |
| Sept. 21, 2023 | MRAM | S | 1,546 | $9.15 | $14,146 | 59,271 Direct | -2.54% | Disposed | 105.8% (price as of 2026-10-02) |
| Aug. 29, 2023 | MRAM | S | 121 | $9.69 | $1,172 | 60,817 Direct | -0.20% | Disposed | 94.3% (price as of 2026-10-02) |
| Aug. 11, 2023 | MRAM | M | 2,911 | · | · | 375 Direct | -88.59% | Disposed | (price as of 2026-10-02) |
| Aug. 11, 2023 | MRAM | M | 834 | · | · | 146 Direct | -85.10% | Disposed | (price as of 2026-10-02) |
| Aug. 11, 2023 | MRAM | S | 8,927 | $9.80 | $87,485 | 60,938 Direct | -12.78% | Disposed | 92.1% (price as of 2026-10-02) |
| Aug. 11, 2023 | MRAM | M | 2,911 | $6.86 | $19,969 | 69,865 Direct | +4.35% | Acquired | 174.5% (price as of 2026-10-02) |
| Aug. 11, 2023 | MRAM | M | 834 | $2.56 | $2,135 | 66,954 Direct | +1.26% | Acquired | 635.5% (price as of 2026-10-02) |
| June 20, 2023 | MRAM | S | 1,552 | $8.53 | $13,239 | 66,120 Direct | -2.29% | Disposed | 120.8% (price as of 2026-10-02) |
| March 27, 2023 | MRAM | S | 217 | $6.39 | $1,387 | 67,672 Direct | -0.32% | Disposed | 194.7% (price as of 2026-10-02) |
| March 17, 2023 | MRAM | A | 45,000 | · | · | 67,889 Direct | +196.60% | Acquired | (price as of 2026-10-02) |
| March 15, 2023 | MRAM | S | 1,461 | $6.06 | $8,854 | 22,889 Direct | -6.00% | Disposed | 210.7% (price as of 2026-10-02) |
| March 13, 2023 | MRAM | S | 259 | $6.03 | $1,562 | 24,350 Direct | -1.05% | Disposed | 212.3% (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| Aug. 11, 2023 | MRAM | Employee Stock Option (Right to Buy) | Common Stock | $6.86 | Aug. 25, 2029 | 2,911 | Disposed |
| Aug. 11, 2023 | MRAM | Employee Stock Option (Right to Buy) | Common Stock | $2.56 | April 6, 2030 | 834 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 7, 2023 | MRAM | Common Stock | 24,609 | Direct |
| March 7, 2023 | MRAM | Stock Option (Right to Buy) | 2,110 | Direct |
| March 7, 2023 | MRAM | Stock Option (Right to Buy) | 3,057 | Direct |
| March 7, 2023 | MRAM | Stock Option (Right to Buy) | 7,292 | Direct |
| March 7, 2023 | MRAM | Stock Option (Right to Buy) | 1,209 | Direct |
| March 7, 2023 | MRAM | Stock Option (Right to Buy) | 12,500 | Direct |
| March 7, 2023 | MRAM | Stock Option (Right to Buy) | 15,000 | Direct |