Whale Tracker

LEAN BULLISH

Net positive whale activity for MSTR. Smart money shows interest, but signals are mixed. Short interest at 10.1% of float — moderate bearish positioning. Insiders are net buyers (95,291 shares bought vs 62,255 sold) — bullish conviction from management.

Action Plan

Consider building a position on pullbacks
Set stop-loss below key support level
Re-evaluate if insider selling accelerates

📈 Options Flow 期权异动

Unusual options volume vs open interest. High volume/OI ratio signals whale positioning. Put/Call ratio indicates directional bias.

PUT / CALL RATIO

0 (Bullish)1.02.0+ (Bearish)

1.04

LEAN BULLISH

CALL VOLUME

94,971

PUT VOLUME

98,695

TOTAL VOLUME

193,666

UNUSUAL STRIKES

Unusual Strikes — Vol/OI > 3x (6C / 2P)

TypeStrikeExpiryVolOIRatio

PUT$2052026-04-1010110.0x

CALL$1152026-04-0285108.5x

CALL$1322026-04-0268135.2x

CALL$1372026-03-275,7381,2564.6x

CALL$1332026-04-0297244.0x

CALL$1292026-04-0273193.8x

CALL$1312026-04-0268223.1x

PUT$452026-05-01142463.1x

High Volume Contracts — Vol > 500 (10 contracts)

TypeStrikeExpiryVolume

PUT$1252026-03-278,618

CALL$1402026-03-277,066

CALL$1452026-03-276,043

PUT$1302026-03-275,963

CALL$1372026-03-275,738

PUT$1372026-03-274,836

PUT$1362026-03-274,509

CALL$1502026-03-274,187

PUT$1352026-03-274,024

CALL$1362026-03-273,362

P/C OI RATIO

0.85

TOTAL OI

902,196

CALL OI

488,048

PUT OI

414,148

Put/Call volume ratio: 1.04 (bearish)
Total options volume: 193,666 (calls 94,971 / puts 98,695)
Top unusual: PUT $205.0 exp 2026-04-10 — vol/OI 10.0x
8 unusual strikes detected (6C / 2P)

👤 Insider Trading 内部交易

SEC Form 4 filings — officer and director buys/sells in the last 90 days. Net buying is a strong bullish signal.

60% BUY

40% SELL

SHARES BOUGHT (6m)

95,291

SHARES SOLD (6m)

62,255

NET INSIDER FLOW

+33,036

FORM 4 FILINGS (90d)

Recent Insider Transactions (1 buys / 8 sells / 0 grants)

TypeInsiderSharesDate

SELLMONTGOMERY JEANINE J.2602026-03-12

SELLLE PHONG QUOC2,0342026-03-12

SELLKANG ANDREW9162026-03-12

BUYRICKERTSEN CARL JOHN5,0002026-01-12

SELLSHAO WEI-MING5,2002025-11-19

SELLMONTGOMERY JEANINE J.432025-11-18

SELLSHAO WEI-MING5,2002025-11-17

SELLSHAO WEI-MING7,9342025-11-13

SELLSHAO WEI-MING10,6682025-11-11

Insider buying: 95,291 shares
Insider selling: 62,255 shares
11 Form 4 filings in last 90 days
Net insider BUYING — bullish signal

🏦 Smart Money Flow 机构资金流向

Quarter-over-quarter position changes from 13F filings. Shows whether institutional investors are accumulating (buying more) or distributing (selling) — the strongest signal of whale conviction.

INSTITUTIONAL OWNERSHIP

56.4%

ACCUMULATION vs DISTRIBUTION

70% ACCUMULATING

30% DISTRIBUTING

NET SHARES FLOW

+24,182,779

FLOW SCORE

+0.59

ADDING

SELLING

Institutional Position Changes (QoQ)

ActionInstitution% HeldQoQ ΔShares Δ

★ NEW POSITIONAmundi1.53%NEW+3,779,343

★ NEW POSITIONBank of America Corporation1.23%NEW+3,355,224

★ NEW POSITIONUBS Group AG1.83%NEW+3,237,803

▲▲ HEAVY BUYCapital International Investors6.56%+37.3%+5,600,397

▲▲ HEAVY BUYVanguard Group Inc7.66%+21.0%+4,177,846

▲▲ HEAVY BUYCapital Research Global Investors2.23%+66.7%+2,803,245

▲ ADDINGMorgan Stanley2.99%+11.5%+963,710

▬ HOLDGeode Capital Management, LLC1.25%+4.7%+175,230

▬ HOLDState Street Corporation1.95%+2.3%+138,344

▬ HOLDBlackrock Inc.4.65%-0.3%-48,363

ETF & Mutual Fund Flow (5 adding / 1 selling)

ActionFundQoQ ΔShares Δ

▲ ADDINGGROWTH FUND OF AMERICA+12.2%+1,968,098

▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar+1.3%+106,347

▲▲ HEAVY BUAMERICAN FUNDS FUNDAMENTAL INVESTORS+41.2%+1,754,562

▬ HOLDInvesco QQQ Trust, Series 1-2.9%-174,795

★ NEW POSIVANGUARD INDEX FUNDS-Vanguard Mid-Cap Index FNEW+1,456,461

▬ HOLDVANGUARD INDEX FUNDS-Vanguard Extended Market+2.1%+59,899

▲▲ HEAVY BUAMERICAN FUNDS INSURANCE SERIES-Growth Fund+61.2%+922,199

▲ ADDINGVANGUARD WORLD FUND-Vanguard Information Tech+10.4%+172,851

▼▼ HEAVY SEVANGUARD INDEX FUNDS-Vanguard Growth Index Fu-41.9%-1,285,059

▬ HOLDFidelity Concord Street Trust-Fidelity Extend-0.6%-8,294

Institutional ownership: 56.4%
Smart money flow: 7 adding / 0 selling / 3 hold
Net shares added by institutions: +24,182,779
Biggest mover: Capital International Investors added 5,600,397 shares (+37.3%)

🕶 Short Interest & Dark Pool 做空 & 暗池

Short interest as % of float and days-to-cover. Rising SI = bearish pressure. High SI + decreasing = shorts covering (bullish). Squeeze risk rated by SI level.

SHORT INTEREST (% OF FLOAT)

0%10%20%30%+

SHORT % FLOAT

10.1%

DAYS TO COVER

1.7

SI CHANGE (MoM)

↓ 14.2%

SQUEEZE RISK

MODERATE

SHARES SHORT

32,449,095

PRIOR MONTH

37,800,535

FLOAT SHARES

313,704,183

AVG VOLUME

22,505,116

Elevated short interest — bears have a notable position. Watch for SI trend direction as the key signal.

Short interest: 10.1% of float
Days to cover: 1.7
Short interest MoM: ↓ 14.2%
Squeeze risk: MODERATE

📡 Data Sources 数据来源

Options Flow

LEAN BULLISH (80%)

Insider Trading

LEAN BULLISH (90%)

Smart Money Flow

BULLISH (75%)

Short Interest

NEUTRAL (60%)

📋 Summary 综合摘要

[institutional] Institutional ownership: 56.4%
[institutional] Smart money flow: 7 adding / 0 selling / 3 hold
[dark_pool] Short interest: 10.1% of float
[dark_pool] Days to cover: 1.7
[options_flow] Put/Call volume ratio: 1.04 (bearish)
[options_flow] Total options volume: 193,666 (calls 94,971 / puts 98,695)
[insider] Insider buying: 95,291 shares
[insider] Insider selling: 62,255 shares