Altitude Acquisition Corp.
Altitude Acquisition Corp. (ALTU) Insider Trading
Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.
SEC EDGAR · FMP · ALTU · as of Jun 8, 2026
Activity summary
Buy transactions
0
P-Purchase only
Sell transactions
1
12 Months
Buy/Sell ratio
0.00
Buy/Sell (by trades)
Overall sentiment
Altitude Acquisition Corp. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only
As of Jun 8, 2026
ALTU insider buying and selling by quarter
ALTU insider selling · ALTU insider buying stocks · quarterly insider activity
Mobile shows last 4Q · Desktop shows full 8Q
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters
As of Jun 8, 2026
Recent insider transactions
ALTU executive sell shares · ALTU board member insider trading · ALTU insider trading SEC filing
Scroll horizontally to see all columns
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Sep 14, 2009 | PRESIDIO MANAGEMENT GROUP VIII L L C 10 percent owner | Sale | 293,611 | $95K | Form 4 |
| Sep 14, 2009 | PRESIDIO MANAGEMENT GROUP VIII L L C 10 percent owner | Sale | 2,756 | $894 | Form 4 |
| Sep 14, 2009 | PRESIDIO MANAGEMENT GROUP VIII L L C 10 percent owner | Sale | 2,161 | $701 | Form 4 |
| Sep 14, 2009 | PRESIDIO MANAGEMENT GROUP VIII L L C 10 percent owner | Sale | 1,472 | $477 | Form 4 |
| Dec 17, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Option | 1,800 | $7K | Form 4 |
| Dec 17, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Sale | 1,800 | $18K | Form 4 |
| Nov 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Option | 1,800 | $7K | Form 4 |
| Nov 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Sale | 1,800 | $20K | Form 4 |
| Oct 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Option | 1,800 | $7K | Form 4 |
| Oct 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Sale | 1,800 | $21K | Form 4 |
| Sep 17, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Option | 1,800 | $7K | Form 4 |
| Sep 17, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Sale | 1,800 | $18K | Form 4 |
| Aug 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Option | 9,000 | $35K | Form 4 |
| Aug 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Sale | 9,000 | $94K | Form 4 |
| Jul 18, 2007 | Margolin Alexey L Chief Scientific Officer | Sale | 10,900 | $126K | Form 4 |
| Apr 2, 2007 | Margolin Alexey L Chief Scientific Officer | Sale | 3,125 | $47K | Form 4 |
| Mar 22, 2007 | Margolin Alexey L Chief Scientific Officer | Sale | 3,125 | $50K | Form 4 |
| Mar 19, 2007 | Margolin Alexey L Chief Scientific Officer | Sale | 3,125 | $47K | Form 4 |
| Mar 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Option | 1,800 | $7K | Form 4 |
| Mar 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Sale | 1,800 | $26K | Form 4 |
| Mar 5, 2007 | Margolin Alexey L Chief Scientific Officer | Sale | 3,125 | $44K | Form 4 |
| Feb 20, 2007 | Margolin Alexey L Chief Scientific Officer | Sale | 5,650 | $98K | Form 4 |
| Feb 21, 2007 | Margolin Alexey L Chief Scientific Officer | Sale | 600 | $10K | Form 4 |
| Feb 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Option | 2,000 | $8K | Form 4 |
| Feb 15, 2007 | Lieber Jonathan I VP, CFO and Treasurer | Sale | 2,000 | $36K | Form 4 |
PRESIDIO MANAGEMENT GROUP VIII L L C
10 percent owner
Date
Sep 14
Shares
293,611
Price
$0.32
Value
$95K
PRESIDIO MANAGEMENT GROUP VIII L L C
10 percent owner
Date
Sep 14
Shares
2,756
Price
$0.32
Value
$894
PRESIDIO MANAGEMENT GROUP VIII L L C
10 percent owner
Date
Sep 14
Shares
2,161
Price
$0.32
Value
$701
PRESIDIO MANAGEMENT GROUP VIII L L C
10 percent owner
Date
Sep 14
Shares
1,472
Price
$0.32
Value
$477
Lieber Jonathan I
VP, CFO and Treasurer
Date
Dec 17
Shares
1,800
Price
$3.92
Value
$7K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Dec 17
Shares
1,800
Price
$10.03
Value
$18K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Nov 15
Shares
1,800
Price
$3.92
Value
$7K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Nov 15
Shares
1,800
Price
$11.35
Value
$20K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Oct 15
Shares
1,800
Price
$3.92
Value
$7K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Oct 15
Shares
1,800
Price
$11.46
Value
$21K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Sep 17
Shares
1,800
Price
$3.92
Value
$7K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Sep 17
Shares
1,800
Price
$10.27
Value
$18K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Aug 15
Shares
9,000
Price
$3.92
Value
$35K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Aug 15
Shares
9,000
Price
$10.42
Value
$94K
Margolin Alexey L
Chief Scientific Officer
Date
Jul 18
Shares
10,900
Price
$11.55
Value
$126K
Margolin Alexey L
Chief Scientific Officer
Date
Apr 2
Shares
3,125
Price
$14.94
Value
$47K
Margolin Alexey L
Chief Scientific Officer
Date
Mar 22
Shares
3,125
Price
$16.00
Value
$50K
Margolin Alexey L
Chief Scientific Officer
Date
Mar 19
Shares
3,125
Price
$14.88
Value
$47K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Mar 15
Shares
1,800
Price
$3.92
Value
$7K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Mar 15
Shares
1,800
Price
$14.23
Value
$26K
Margolin Alexey L
Chief Scientific Officer
Date
Mar 5
Shares
3,125
Price
$14.19
Value
$44K
Margolin Alexey L
Chief Scientific Officer
Date
Feb 20
Shares
5,650
Price
$17.37
Value
$98K
Margolin Alexey L
Chief Scientific Officer
Date
Feb 21
Shares
600
Price
$17.29
Value
$10K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Feb 15
Shares
2,000
Price
$3.92
Value
$8K
Lieber Jonathan I
VP, CFO and Treasurer
Date
Feb 15
Shares
2,000
Price
$17.81
Value
$36K
⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar
▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —
About ALTU insider trading
ALTU insider trades
Altitude Acquisition Corp. (ALTU) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including ALTU. Over the past 12 months, 0 insiders have filed transactions with the SEC. ALTU insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.
For Altitude Acquisition Corp.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →
Frequently asked questions
ALTU insider trading · 5 questionsThe insiders of Altitude Acquisition Corp. (ALTU) include executives and directors such as ALTU, among others. Over the past 12 months, 0 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.
▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026