HOFFMAN Robert Thurston Sr
CIK 1748409 · View on SEC EDGAR ↗
Insider
Activist
First SEC filing: July 30, 2018 · Latest: Feb. 19, 2025
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 22 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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| April 1, 2024 | CLIR | A | 20,408 | — | — | 224,311 Direct | +10.01% | Acquired | (price as of 2026-08-19) |
| Jan. 2, 2024 | CLIR | A | 18,691 | — | — | 203,903 Direct | +10.09% | Acquired | (price as of 2026-08-19) |
| Oct. 2, 2023 | CLIR | A | 19,047 | — | — | 185,212 Direct | +11.46% | Acquired | (price as of 2026-08-19) |
| July 3, 2023 | CLIR | A | 14,705 | — | — | 166,165 Direct | +9.71% | Acquired | (price as of 2026-08-19) |
| April 3, 2023 | CLIR | A | 25,062 | — | — | 151,460 Direct | +19.83% | Acquired | (price as of 2026-08-19) |
| Jan. 3, 2023 | CLIR | A | 37,278 | — | — | 37,278 Direct | — | Acquired | (price as of 2026-08-19) |
| Oct. 3, 2022 | CLIR | A | 20,946 | — | — | 20,946 Direct | — | Acquired | (price as of 2026-08-19) |
| July 1, 2022 | CLIR | A | 15,873 | — | — | 15,873 Direct | — | Acquired | (price as of 2026-08-19) |
| April 1, 2022 | CLIR | A | 12,121 | — | — | 12,121 Direct | — | Acquired | (price as of 2026-08-19) |
| Jan. 3, 2022 | CLIR | A | 13,888 | — | — | 13,888 Direct | — | Acquired | (price as of 2026-08-19) |
| Nov. 16, 2021 | CLIR | A | 12,500 | — | — | 12,500 Direct | — | Acquired | (price as of 2026-08-19) |
| Aug. 24, 2021 | CLIR | A | 6,896 | — | — | 6,896 Direct | — | Acquired | (price as of 2026-08-19) |
| Aug. 24, 2021 | CLIR | A | 6,896 | — | — | 6,896 Direct | — | Acquired | (price as of 2026-08-19) |
| Jan. 22, 2021 | CLIR | A | 20,000 | — | — | 20,000 Direct | — | Acquired | (price as of 2026-08-19) |
| Nov. 19, 2020 | CLIR | A | 20,000 | — | — | 20,000 Direct | — | Acquired | (price as of 2026-08-19) |
| Aug. 18, 2020 | CLIR | A | 20,000 | — | — | 20,000 Direct | — | Acquired | (price as of 2026-08-19) |
| May 18, 2020 | CLIR | A | 20,000 | — | — | 20,000 Direct | — | Acquired | (price as of 2026-08-19) |
| April 1, 2020 | CLIR | A | 20,000 | — | — | 20,000 Direct | — | Acquired | (price as of 2026-08-19) |
| June 30, 2019 | CLIR | A | 21,625 | — | — | 43,250 Direct | +100.00% | Acquired | (price as of 2026-08-19) |
| May 9, 2019 | CLIR | A | 86,500 | — | — | 86,500 Direct | — | Acquired | (price as of 2026-08-19) |
| May 9, 2019 | CLIR | A | 21,625 | — | — | 21,625 Direct | — | Acquired | (price as of 2026-08-19) |
| Dec. 31, 2018 | CLIR | A | 13,153 | — | — | 13,153 Direct | — | Acquired | (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.
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 |
|---|---|---|---|---|---|---|---|
| April 1, 2024 | CLIR | Restricted Stock Units | Common Stock (20,408) | — | — | 20,408 | Acquired |
| Jan. 2, 2024 | CLIR | Restricted Stock Units | Common Stock (18,691) | — | — | 18,691 | Acquired |
| Oct. 2, 2023 | CLIR | Restricted Stock Units | Common Stock (19,047) | — | — | 19,047 | Acquired |
| July 3, 2023 | CLIR | Restricted Stock Units | Common Stock (14,705) | — | — | 14,705 | Acquired |
| April 3, 2023 | CLIR | Restricted Stock Units | Common Stock (25,062) | — | — | 25,062 | Acquired |
| Jan. 3, 2023 | CLIR | Restricted Stock Units | Common Stock (37,278) | — | — | 37,278 | Acquired |
| Oct. 3, 2022 | CLIR | Restricted Stock Units | Common Stock (20,946) | — | — | 20,946 | Acquired |
| July 1, 2022 | CLIR | Restricted Stock Units | Common Stock (15,873) | — | — | 15,873 | Acquired |
| April 1, 2022 | CLIR | Restricted Stock Units | Common Stock (12,121) | — | — | 12,121 | Acquired |
| Jan. 3, 2022 | CLIR | Restricted Stock Units | Common Stock (13,888) | — | — | 13,888 | Acquired |
| Nov. 16, 2021 | CLIR | Restricted Stock Units | Common Stock (12,500) | — | — | 12,500 | Acquired |
| Aug. 24, 2021 | CLIR | Restricted Stock Units | Common Stock (6,896) | — | — | 6,896 | Acquired |
| Aug. 24, 2021 | CLIR | Restricted Stock Units | Common Stock (6,896) | — | — | 6,896 | Acquired |
| Jan. 22, 2021 | CLIR | Option to Purchase Common Stock [F1] | Common Stock (20,000) | $3.97 | Jan. 21, 2031 | 20,000 | Acquired |
| Nov. 19, 2020 | CLIR | Option to Purchase Common Stock [F1] | Common Stock (20,000) | $2.38 | Nov. 18, 2030 | 20,000 | Acquired |
| Aug. 18, 2020 | CLIR | Option to Purchase Common Stock [F1] | Common Stock (20,000) | $2.30 | Aug. 17, 2030 | 20,000 | Acquired |
| May 18, 2020 | CLIR | Option to Purchase Common Stock [F1] | Common Stock (20,000) | $0.54 | May 18, 2030 | 20,000 | Acquired |
| April 1, 2020 | CLIR | Option to Purchase Common Stock [F1] | Common Stock (20,000) | $0.72 | April 1, 2030 | 20,000 | Acquired |
| June 30, 2019 | CLIR | Option to Purchase Common Stock | Common Stock (21,625) | $1.00 | April 1, 2029 | 21,625 | Acquired |
| May 9, 2019 | CLIR | Option to Purchase Common Stock | Common Stock (86,500) | $1.00 | April 1, 2029 | 86,500 | Acquired |
| May 9, 2019 | CLIR | Option to Purchase Common Stock | Common Stock (21,625) | $1.00 | April 1, 2029 | 21,625 | 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.