Michael Withers
CIK 2082415 · View on SEC EDGAR ↗
Insider
First SEC filing: Aug. 22, 2025 · Latest: June 4, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 9 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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 7, 2026 | ACI | A | 85 | — | — | 6,067 Direct | +1.42% | Acquired | (price as of 2026-08-19) |
| Aug. 7, 2026 | ACI | A | 69 | — | — | 4,926 Direct | +1.42% | Acquired | (price as of 2026-08-19) |
| Aug. 7, 2026 | ACI | A | 1,069 | — | — | 76,594 Direct | +1.42% | Acquired | (price as of 2026-08-19) |
| Aug. 7, 2026 | ACI | A | 78 | — | — | 5,618 Direct | +1.41% | Acquired | (price as of 2026-08-19) |
| Aug. 7, 2026 | ACI | A | 163 | — | — | 11,693 Direct | +1.41% | Acquired | (price as of 2026-08-19) |
| Aug. 7, 2026 | ACI | A | 131 | — | — | 9,361 Direct | +1.42% | Acquired | (price as of 2026-08-19) |
| Aug. 7, 2026 | ACI | A | 677 | — | — | 48,522 Direct | +1.41% | Acquired | (price as of 2026-08-19) |
| Aug. 7, 2026 | ACI | A | 121 | — | — | 8,642 Direct | +1.42% | Acquired | (price as of 2026-08-19) |
| April 21, 2026 | ACI | None | — | — | — | — | — | (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 |
|---|---|---|---|---|---|---|---|
| Aug. 7, 2026 | ACI | Dividend Equivalent Units | Performance-Based Restricted Stock Units (85) | — | — | 85 | Acquired |
| Aug. 7, 2026 | ACI | Dividend Equivalent Units | Class A common stock,par value $0.01 (69) | — | — | 69 | Acquired |
| Aug. 7, 2026 | ACI | Dividend Equivalent Units | Time-based Restricted Stock Units (1,069) | — | — | 1,069 | Acquired |
| Aug. 7, 2026 | ACI | Dividend Equivalent Units | Class A common stock, par value $0.01 (78) | — | — | 78 | Acquired |
| Aug. 7, 2026 | ACI | Dividend Equivalent Units | Class A common stock, par value $0.01 (163) | — | — | 163 | Acquired |
| Aug. 7, 2026 | ACI | Dividend Equivalent Units | Class A common stock, par value $0.01 (131) | — | — | 131 | Acquired |
| Aug. 7, 2026 | ACI | Dividend Equivalent Units | Time-based Restricted StockUnits (677) | — | — | 677 | Acquired |
| Aug. 7, 2026 | ACI | Dividend Equivalent Units | Class A common stock, par value $0.01 (121) | — | — | 121 | 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.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 22, 2025 | ACI | Class A common stock, par value $0.01 | 4,441 | Direct |
| Aug. 22, 2025 | ACI | Time-based Restricted Stock Units→ Class A common stock par value $0.01 (138,109) | 138,109 | Direct |
| Aug. 22, 2025 | ACI | Performance-Based Restricted Stock Units→ Class A common stock par value $0.01 (65,820) | 65,820 | Direct |